diff --git a/modules/swagger-codegen/src/main/java/io/swagger/codegen/DefaultCodegen.java b/modules/swagger-codegen/src/main/java/io/swagger/codegen/DefaultCodegen.java
index c5a186a6e0..7ba6dff419 100644
--- a/modules/swagger-codegen/src/main/java/io/swagger/codegen/DefaultCodegen.java
+++ b/modules/swagger-codegen/src/main/java/io/swagger/codegen/DefaultCodegen.java
@@ -798,12 +798,12 @@ public class DefaultCodegen {
         cliOptions.add(CliOption.newBoolean(CodegenConstants.ENSURE_UNIQUE_PARAMS, CodegenConstants
                 .ENSURE_UNIQUE_PARAMS_DESC).defaultValue(Boolean.TRUE.toString()));
 
-        // initalize special character mapping
+        // initialize special character mapping
         initalizeSpecialCharacterMapping();
     }
 
     /**
-     * Initalize special character mapping
+     * Initialize special character mapping
      */
     protected void initalizeSpecialCharacterMapping() {
         // Initialize special characters
diff --git a/modules/swagger-codegen/src/main/resources/php/model_generic.mustache b/modules/swagger-codegen/src/main/resources/php/model_generic.mustache
index 460c5c6741..e66d424743 100644
--- a/modules/swagger-codegen/src/main/resources/php/model_generic.mustache
+++ b/modules/swagger-codegen/src/main/resources/php/model_generic.mustache
@@ -87,7 +87,7 @@ class {{classname}} {{#parentSchema}}extends {{{parent}}} {{/parentSchema}}imple
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property value initalizing the model
+     * @param mixed[] $data Associated array of property values initializing the model
      */
     public function __construct(array $data = null)
     {
diff --git a/samples/client/petstore/php/SwaggerClient-php/lib/Model/AdditionalPropertiesClass.php b/samples/client/petstore/php/SwaggerClient-php/lib/Model/AdditionalPropertiesClass.php
index 1f64ea6860..32f33b0fda 100644
--- a/samples/client/petstore/php/SwaggerClient-php/lib/Model/AdditionalPropertiesClass.php
+++ b/samples/client/petstore/php/SwaggerClient-php/lib/Model/AdditionalPropertiesClass.php
@@ -129,7 +129,7 @@ class AdditionalPropertiesClass implements ArrayAccess
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property value initalizing the model
+     * @param mixed[] $data Associated array of property values initializing the model
      */
     public function __construct(array $data = null)
     {
diff --git a/samples/client/petstore/php/SwaggerClient-php/lib/Model/Animal.php b/samples/client/petstore/php/SwaggerClient-php/lib/Model/Animal.php
index d25c852fa6..3f1b303817 100644
--- a/samples/client/petstore/php/SwaggerClient-php/lib/Model/Animal.php
+++ b/samples/client/petstore/php/SwaggerClient-php/lib/Model/Animal.php
@@ -129,7 +129,7 @@ class Animal implements ArrayAccess
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property value initalizing the model
+     * @param mixed[] $data Associated array of property values initializing the model
      */
     public function __construct(array $data = null)
     {
diff --git a/samples/client/petstore/php/SwaggerClient-php/lib/Model/AnimalFarm.php b/samples/client/petstore/php/SwaggerClient-php/lib/Model/AnimalFarm.php
index e5c3849fac..05ded47d5e 100644
--- a/samples/client/petstore/php/SwaggerClient-php/lib/Model/AnimalFarm.php
+++ b/samples/client/petstore/php/SwaggerClient-php/lib/Model/AnimalFarm.php
@@ -125,7 +125,7 @@ class AnimalFarm implements ArrayAccess
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property value initalizing the model
+     * @param mixed[] $data Associated array of property values initializing the model
      */
     public function __construct(array $data = null)
     {
diff --git a/samples/client/petstore/php/SwaggerClient-php/lib/Model/ApiResponse.php b/samples/client/petstore/php/SwaggerClient-php/lib/Model/ApiResponse.php
index 767a434034..eeccb4b25d 100644
--- a/samples/client/petstore/php/SwaggerClient-php/lib/Model/ApiResponse.php
+++ b/samples/client/petstore/php/SwaggerClient-php/lib/Model/ApiResponse.php
@@ -133,7 +133,7 @@ class ApiResponse implements ArrayAccess
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property value initalizing the model
+     * @param mixed[] $data Associated array of property values initializing the model
      */
     public function __construct(array $data = null)
     {
diff --git a/samples/client/petstore/php/SwaggerClient-php/lib/Model/ArrayOfArrayOfNumberOnly.php b/samples/client/petstore/php/SwaggerClient-php/lib/Model/ArrayOfArrayOfNumberOnly.php
index 6f7133db75..43c4c6291c 100644
--- a/samples/client/petstore/php/SwaggerClient-php/lib/Model/ArrayOfArrayOfNumberOnly.php
+++ b/samples/client/petstore/php/SwaggerClient-php/lib/Model/ArrayOfArrayOfNumberOnly.php
@@ -125,7 +125,7 @@ class ArrayOfArrayOfNumberOnly implements ArrayAccess
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property value initalizing the model
+     * @param mixed[] $data Associated array of property values initializing the model
      */
     public function __construct(array $data = null)
     {
diff --git a/samples/client/petstore/php/SwaggerClient-php/lib/Model/ArrayOfNumberOnly.php b/samples/client/petstore/php/SwaggerClient-php/lib/Model/ArrayOfNumberOnly.php
index 1548460932..63aa548fc4 100644
--- a/samples/client/petstore/php/SwaggerClient-php/lib/Model/ArrayOfNumberOnly.php
+++ b/samples/client/petstore/php/SwaggerClient-php/lib/Model/ArrayOfNumberOnly.php
@@ -125,7 +125,7 @@ class ArrayOfNumberOnly implements ArrayAccess
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property value initalizing the model
+     * @param mixed[] $data Associated array of property values initializing the model
      */
     public function __construct(array $data = null)
     {
diff --git a/samples/client/petstore/php/SwaggerClient-php/lib/Model/ArrayTest.php b/samples/client/petstore/php/SwaggerClient-php/lib/Model/ArrayTest.php
index 5e8f450368..efa1433275 100644
--- a/samples/client/petstore/php/SwaggerClient-php/lib/Model/ArrayTest.php
+++ b/samples/client/petstore/php/SwaggerClient-php/lib/Model/ArrayTest.php
@@ -133,7 +133,7 @@ class ArrayTest implements ArrayAccess
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property value initalizing the model
+     * @param mixed[] $data Associated array of property values initializing the model
      */
     public function __construct(array $data = null)
     {
diff --git a/samples/client/petstore/php/SwaggerClient-php/lib/Model/Cat.php b/samples/client/petstore/php/SwaggerClient-php/lib/Model/Cat.php
index 0245b27774..46cdad4d91 100644
--- a/samples/client/petstore/php/SwaggerClient-php/lib/Model/Cat.php
+++ b/samples/client/petstore/php/SwaggerClient-php/lib/Model/Cat.php
@@ -125,7 +125,7 @@ class Cat extends Animal implements ArrayAccess
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property value initalizing the model
+     * @param mixed[] $data Associated array of property values initializing the model
      */
     public function __construct(array $data = null)
     {
diff --git a/samples/client/petstore/php/SwaggerClient-php/lib/Model/Category.php b/samples/client/petstore/php/SwaggerClient-php/lib/Model/Category.php
index a453d750b1..873589afdb 100644
--- a/samples/client/petstore/php/SwaggerClient-php/lib/Model/Category.php
+++ b/samples/client/petstore/php/SwaggerClient-php/lib/Model/Category.php
@@ -129,7 +129,7 @@ class Category implements ArrayAccess
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property value initalizing the model
+     * @param mixed[] $data Associated array of property values initializing the model
      */
     public function __construct(array $data = null)
     {
diff --git a/samples/client/petstore/php/SwaggerClient-php/lib/Model/Client.php b/samples/client/petstore/php/SwaggerClient-php/lib/Model/Client.php
index ef606fe751..5452d61cdf 100644
--- a/samples/client/petstore/php/SwaggerClient-php/lib/Model/Client.php
+++ b/samples/client/petstore/php/SwaggerClient-php/lib/Model/Client.php
@@ -125,7 +125,7 @@ class Client implements ArrayAccess
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property value initalizing the model
+     * @param mixed[] $data Associated array of property values initializing the model
      */
     public function __construct(array $data = null)
     {
diff --git a/samples/client/petstore/php/SwaggerClient-php/lib/Model/Dog.php b/samples/client/petstore/php/SwaggerClient-php/lib/Model/Dog.php
index 23530dab46..dbee0bd23c 100644
--- a/samples/client/petstore/php/SwaggerClient-php/lib/Model/Dog.php
+++ b/samples/client/petstore/php/SwaggerClient-php/lib/Model/Dog.php
@@ -125,7 +125,7 @@ class Dog extends Animal implements ArrayAccess
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property value initalizing the model
+     * @param mixed[] $data Associated array of property values initializing the model
      */
     public function __construct(array $data = null)
     {
diff --git a/samples/client/petstore/php/SwaggerClient-php/lib/Model/EnumArrays.php b/samples/client/petstore/php/SwaggerClient-php/lib/Model/EnumArrays.php
index dc24e411cb..2fc2c3605f 100644
--- a/samples/client/petstore/php/SwaggerClient-php/lib/Model/EnumArrays.php
+++ b/samples/client/petstore/php/SwaggerClient-php/lib/Model/EnumArrays.php
@@ -157,7 +157,7 @@ class EnumArrays implements ArrayAccess
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property value initalizing the model
+     * @param mixed[] $data Associated array of property values initializing the model
      */
     public function __construct(array $data = null)
     {
diff --git a/samples/client/petstore/php/SwaggerClient-php/lib/Model/EnumTest.php b/samples/client/petstore/php/SwaggerClient-php/lib/Model/EnumTest.php
index 656da77ac0..5079dcd362 100644
--- a/samples/client/petstore/php/SwaggerClient-php/lib/Model/EnumTest.php
+++ b/samples/client/petstore/php/SwaggerClient-php/lib/Model/EnumTest.php
@@ -175,7 +175,7 @@ class EnumTest implements ArrayAccess
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property value initalizing the model
+     * @param mixed[] $data Associated array of property values initializing the model
      */
     public function __construct(array $data = null)
     {
diff --git a/samples/client/petstore/php/SwaggerClient-php/lib/Model/FormatTest.php b/samples/client/petstore/php/SwaggerClient-php/lib/Model/FormatTest.php
index ca6187e6a2..e61c0f33ce 100644
--- a/samples/client/petstore/php/SwaggerClient-php/lib/Model/FormatTest.php
+++ b/samples/client/petstore/php/SwaggerClient-php/lib/Model/FormatTest.php
@@ -173,7 +173,7 @@ class FormatTest implements ArrayAccess
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property value initalizing the model
+     * @param mixed[] $data Associated array of property values initializing the model
      */
     public function __construct(array $data = null)
     {
diff --git a/samples/client/petstore/php/SwaggerClient-php/lib/Model/HasOnlyReadOnly.php b/samples/client/petstore/php/SwaggerClient-php/lib/Model/HasOnlyReadOnly.php
index 8767cd2509..15262d99cb 100644
--- a/samples/client/petstore/php/SwaggerClient-php/lib/Model/HasOnlyReadOnly.php
+++ b/samples/client/petstore/php/SwaggerClient-php/lib/Model/HasOnlyReadOnly.php
@@ -129,7 +129,7 @@ class HasOnlyReadOnly implements ArrayAccess
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property value initalizing the model
+     * @param mixed[] $data Associated array of property values initializing the model
      */
     public function __construct(array $data = null)
     {
diff --git a/samples/client/petstore/php/SwaggerClient-php/lib/Model/MapTest.php b/samples/client/petstore/php/SwaggerClient-php/lib/Model/MapTest.php
index f706034736..4d8372d765 100644
--- a/samples/client/petstore/php/SwaggerClient-php/lib/Model/MapTest.php
+++ b/samples/client/petstore/php/SwaggerClient-php/lib/Model/MapTest.php
@@ -143,7 +143,7 @@ class MapTest implements ArrayAccess
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property value initalizing the model
+     * @param mixed[] $data Associated array of property values initializing the model
      */
     public function __construct(array $data = null)
     {
diff --git a/samples/client/petstore/php/SwaggerClient-php/lib/Model/MixedPropertiesAndAdditionalPropertiesClass.php b/samples/client/petstore/php/SwaggerClient-php/lib/Model/MixedPropertiesAndAdditionalPropertiesClass.php
index 16bd741e91..97d3394bac 100644
--- a/samples/client/petstore/php/SwaggerClient-php/lib/Model/MixedPropertiesAndAdditionalPropertiesClass.php
+++ b/samples/client/petstore/php/SwaggerClient-php/lib/Model/MixedPropertiesAndAdditionalPropertiesClass.php
@@ -133,7 +133,7 @@ class MixedPropertiesAndAdditionalPropertiesClass implements ArrayAccess
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property value initalizing the model
+     * @param mixed[] $data Associated array of property values initializing the model
      */
     public function __construct(array $data = null)
     {
diff --git a/samples/client/petstore/php/SwaggerClient-php/lib/Model/Model200Response.php b/samples/client/petstore/php/SwaggerClient-php/lib/Model/Model200Response.php
index 04e5f99322..699f20048f 100644
--- a/samples/client/petstore/php/SwaggerClient-php/lib/Model/Model200Response.php
+++ b/samples/client/petstore/php/SwaggerClient-php/lib/Model/Model200Response.php
@@ -130,7 +130,7 @@ class Model200Response implements ArrayAccess
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property value initalizing the model
+     * @param mixed[] $data Associated array of property values initializing the model
      */
     public function __construct(array $data = null)
     {
diff --git a/samples/client/petstore/php/SwaggerClient-php/lib/Model/ModelList.php b/samples/client/petstore/php/SwaggerClient-php/lib/Model/ModelList.php
index 94413c5ec7..9009470c98 100644
--- a/samples/client/petstore/php/SwaggerClient-php/lib/Model/ModelList.php
+++ b/samples/client/petstore/php/SwaggerClient-php/lib/Model/ModelList.php
@@ -125,7 +125,7 @@ class ModelList implements ArrayAccess
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property value initalizing the model
+     * @param mixed[] $data Associated array of property values initializing the model
      */
     public function __construct(array $data = null)
     {
diff --git a/samples/client/petstore/php/SwaggerClient-php/lib/Model/ModelReturn.php b/samples/client/petstore/php/SwaggerClient-php/lib/Model/ModelReturn.php
index 9e0edd0e42..f36b12dae6 100644
--- a/samples/client/petstore/php/SwaggerClient-php/lib/Model/ModelReturn.php
+++ b/samples/client/petstore/php/SwaggerClient-php/lib/Model/ModelReturn.php
@@ -126,7 +126,7 @@ class ModelReturn implements ArrayAccess
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property value initalizing the model
+     * @param mixed[] $data Associated array of property values initializing the model
      */
     public function __construct(array $data = null)
     {
diff --git a/samples/client/petstore/php/SwaggerClient-php/lib/Model/Name.php b/samples/client/petstore/php/SwaggerClient-php/lib/Model/Name.php
index 780842932f..a5c9f9696a 100644
--- a/samples/client/petstore/php/SwaggerClient-php/lib/Model/Name.php
+++ b/samples/client/petstore/php/SwaggerClient-php/lib/Model/Name.php
@@ -138,7 +138,7 @@ class Name implements ArrayAccess
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property value initalizing the model
+     * @param mixed[] $data Associated array of property values initializing the model
      */
     public function __construct(array $data = null)
     {
diff --git a/samples/client/petstore/php/SwaggerClient-php/lib/Model/NumberOnly.php b/samples/client/petstore/php/SwaggerClient-php/lib/Model/NumberOnly.php
index a5c1a292dd..387b53c189 100644
--- a/samples/client/petstore/php/SwaggerClient-php/lib/Model/NumberOnly.php
+++ b/samples/client/petstore/php/SwaggerClient-php/lib/Model/NumberOnly.php
@@ -125,7 +125,7 @@ class NumberOnly implements ArrayAccess
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property value initalizing the model
+     * @param mixed[] $data Associated array of property values initializing the model
      */
     public function __construct(array $data = null)
     {
diff --git a/samples/client/petstore/php/SwaggerClient-php/lib/Model/Order.php b/samples/client/petstore/php/SwaggerClient-php/lib/Model/Order.php
index 9b30e8de26..9e7d364232 100644
--- a/samples/client/petstore/php/SwaggerClient-php/lib/Model/Order.php
+++ b/samples/client/petstore/php/SwaggerClient-php/lib/Model/Order.php
@@ -161,7 +161,7 @@ class Order implements ArrayAccess
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property value initalizing the model
+     * @param mixed[] $data Associated array of property values initializing the model
      */
     public function __construct(array $data = null)
     {
diff --git a/samples/client/petstore/php/SwaggerClient-php/lib/Model/Pet.php b/samples/client/petstore/php/SwaggerClient-php/lib/Model/Pet.php
index d352976547..2ef11c3f96 100644
--- a/samples/client/petstore/php/SwaggerClient-php/lib/Model/Pet.php
+++ b/samples/client/petstore/php/SwaggerClient-php/lib/Model/Pet.php
@@ -161,7 +161,7 @@ class Pet implements ArrayAccess
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property value initalizing the model
+     * @param mixed[] $data Associated array of property values initializing the model
      */
     public function __construct(array $data = null)
     {
diff --git a/samples/client/petstore/php/SwaggerClient-php/lib/Model/ReadOnlyFirst.php b/samples/client/petstore/php/SwaggerClient-php/lib/Model/ReadOnlyFirst.php
index f0021e2965..ab4a4899e7 100644
--- a/samples/client/petstore/php/SwaggerClient-php/lib/Model/ReadOnlyFirst.php
+++ b/samples/client/petstore/php/SwaggerClient-php/lib/Model/ReadOnlyFirst.php
@@ -129,7 +129,7 @@ class ReadOnlyFirst implements ArrayAccess
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property value initalizing the model
+     * @param mixed[] $data Associated array of property values initializing the model
      */
     public function __construct(array $data = null)
     {
diff --git a/samples/client/petstore/php/SwaggerClient-php/lib/Model/SpecialModelName.php b/samples/client/petstore/php/SwaggerClient-php/lib/Model/SpecialModelName.php
index a1bb04e5c7..f4443fa322 100644
--- a/samples/client/petstore/php/SwaggerClient-php/lib/Model/SpecialModelName.php
+++ b/samples/client/petstore/php/SwaggerClient-php/lib/Model/SpecialModelName.php
@@ -125,7 +125,7 @@ class SpecialModelName implements ArrayAccess
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property value initalizing the model
+     * @param mixed[] $data Associated array of property values initializing the model
      */
     public function __construct(array $data = null)
     {
diff --git a/samples/client/petstore/php/SwaggerClient-php/lib/Model/Tag.php b/samples/client/petstore/php/SwaggerClient-php/lib/Model/Tag.php
index d1043125e3..2e75cf9449 100644
--- a/samples/client/petstore/php/SwaggerClient-php/lib/Model/Tag.php
+++ b/samples/client/petstore/php/SwaggerClient-php/lib/Model/Tag.php
@@ -129,7 +129,7 @@ class Tag implements ArrayAccess
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property value initalizing the model
+     * @param mixed[] $data Associated array of property values initializing the model
      */
     public function __construct(array $data = null)
     {
diff --git a/samples/client/petstore/php/SwaggerClient-php/lib/Model/User.php b/samples/client/petstore/php/SwaggerClient-php/lib/Model/User.php
index 5f1a183d6e..cb812f5533 100644
--- a/samples/client/petstore/php/SwaggerClient-php/lib/Model/User.php
+++ b/samples/client/petstore/php/SwaggerClient-php/lib/Model/User.php
@@ -153,7 +153,7 @@ class User implements ArrayAccess
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property value initalizing the model
+     * @param mixed[] $data Associated array of property values initializing the model
      */
     public function __construct(array $data = null)
     {