diff --git a/bin/install b/bin/install
index 0e97d2f..31308a4 100755
--- a/bin/install
+++ b/bin/install
@@ -93,6 +93,7 @@ os_based_configure_options() {
     local libxml2_path=$(homebrew_package_path libxml2)
     local zlib_path=$(homebrew_package_path zlib)
     local readline_path=$(homebrew_package_path readline)
+    local iconv_path=$(homebrew_package_path libiconv)
 
     if [ "$freetype_path" = "" ]; then
       export ASDF_PKG_MISSING="freetype"
@@ -149,6 +150,12 @@ os_based_configure_options() {
     if [ "$readline_path" != "" ]; then
       configure_options="$configure_options --with-readline=$readline_path"
     fi
+
+    if [ "$iconv_path" != "" ]; then
+      configure_options="$configure_options --with-iconv=$iconv_path"
+    else
+      configure_options="$configure_options --without-iconv"
+    fi
   else
     local jpeg_path=$(locate libjpeg.so | head -n 1)
     local libpng_path=$(locate libpng.so | head -n 1)