diff --git a/modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/PhpClientCodegen.java b/modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/PhpClientCodegen.java
index 14cee8032b7..2d8f6a51fac 100644
--- a/modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/PhpClientCodegen.java
+++ b/modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/PhpClientCodegen.java
@@ -366,7 +366,7 @@ public class PhpClientCodegen extends DefaultCodegen implements CodegenConfig {
 
         // model name cannot use reserved keyword
         if (reservedWords.contains(name)) {
-            escapeReservedWord(name); // e.g. return => _return
+            name = "object_" + name; // e.g. return => ObjectReturn (after camelize)
         }
 
         // camelize the model name
diff --git a/samples/client/petstore/php/SwaggerClient-php/lib/Api/StoreApi.php b/samples/client/petstore/php/SwaggerClient-php/lib/Api/StoreApi.php
index bc13b27411c..8163ef43b39 100644
--- a/samples/client/petstore/php/SwaggerClient-php/lib/Api/StoreApi.php
+++ b/samples/client/petstore/php/SwaggerClient-php/lib/Api/StoreApi.php
@@ -180,7 +180,7 @@ class StoreApi
     }
     
     /**
-     * callReturn
+     * placeOrder
      *
      * Place an order for a pet
      *
@@ -188,15 +188,15 @@ class StoreApi
      * @return \Swagger\Client\Model\Order
      * @throws \Swagger\Client\ApiException on non-2xx response
      */
-    public function callReturn($body = null)
+    public function placeOrder($body = null)
     {
-        list($response, $statusCode, $httpHeader) = $this->callReturnWithHttpInfo ($body);
+        list($response, $statusCode, $httpHeader) = $this->placeOrderWithHttpInfo ($body);
         return $response; 
     }
 
 
     /**
-     * callReturnWithHttpInfo
+     * placeOrderWithHttpInfo
      *
      * Place an order for a pet
      *
@@ -204,7 +204,7 @@ class StoreApi
      * @return Array of \Swagger\Client\Model\Order, HTTP status code, HTTP response headers (array of strings)
      * @throws \Swagger\Client\ApiException on non-2xx response
      */
-    public function callReturnWithHttpInfo($body = null)
+    public function placeOrderWithHttpInfo($body = null)
     {
         
   
diff --git a/samples/client/petstore/php/SwaggerClient-php/lib/Tests/StoreApiTest.php b/samples/client/petstore/php/SwaggerClient-php/lib/Tests/StoreApiTest.php
index 8187547d681..899f5791c8a 100644
--- a/samples/client/petstore/php/SwaggerClient-php/lib/Tests/StoreApiTest.php
+++ b/samples/client/petstore/php/SwaggerClient-php/lib/Tests/StoreApiTest.php
@@ -76,12 +76,12 @@ class StoreApiTest extends \PHPUnit_Framework_TestCase
     }
     
     /**
-     * Test case for callReturn
+     * Test case for placeOrder
      *
      * Place an order for a pet
      *
      */
-    public function test_callReturn() {
+    public function test_placeOrder() {
 
     }