diff --git a/modules/swagger-codegen/src/main/resources/php/api.mustache b/modules/swagger-codegen/src/main/resources/php/api.mustache
index 05f6944e720..3ed7f18c579 100644
--- a/modules/swagger-codegen/src/main/resources/php/api.mustache
+++ b/modules/swagger-codegen/src/main/resources/php/api.mustache
@@ -44,12 +44,12 @@ class {{classname}} {
     }
   }
 
-  /** @var \{{invokerPackage}}\ApiClient instance of the ApiClient
+  /** @var \{{invokerPackage}}\ApiClient instance of the ApiClient */
   private $apiClient;
 
   /**
-    * @return \{{invokerPackage}}\ApiClient get the API client
-    */
+   * @return \{{invokerPackage}}\ApiClient get the API client
+   */
   public function getApiClient() {
     return $this->apiClient;
   }
diff --git a/samples/client/petstore/php/SwaggerClient-php/lib/Api/PetApi.php b/samples/client/petstore/php/SwaggerClient-php/lib/Api/PetApi.php
index 01ecd6771e4..f4f6ea8538a 100644
--- a/samples/client/petstore/php/SwaggerClient-php/lib/Api/PetApi.php
+++ b/samples/client/petstore/php/SwaggerClient-php/lib/Api/PetApi.php
@@ -43,11 +43,12 @@ class PetApi {
     }
   }
 
-  private $apiClient; // instance of the ApiClient
+  /** @var \Swagger\Client\ApiClient instance of the ApiClient */
+  private $apiClient;
 
   /**
-    * @return \Swagger\Client\ApiClient get the API client
-    */
+   * @return \Swagger\Client\ApiClient get the API client
+   */
   public function getApiClient() {
     return $this->apiClient;
   }
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 b8b30977b59..07a922aab0a 100644
--- a/samples/client/petstore/php/SwaggerClient-php/lib/Api/StoreApi.php
+++ b/samples/client/petstore/php/SwaggerClient-php/lib/Api/StoreApi.php
@@ -43,11 +43,12 @@ class StoreApi {
     }
   }
 
-  private $apiClient; // instance of the ApiClient
+  /** @var \Swagger\Client\ApiClient instance of the ApiClient */
+  private $apiClient;
 
   /**
-    * @return \Swagger\Client\ApiClient get the API client
-    */
+   * @return \Swagger\Client\ApiClient get the API client
+   */
   public function getApiClient() {
     return $this->apiClient;
   }
diff --git a/samples/client/petstore/php/SwaggerClient-php/lib/Api/UserApi.php b/samples/client/petstore/php/SwaggerClient-php/lib/Api/UserApi.php
index 2e83df74da4..f4d35a3a7a0 100644
--- a/samples/client/petstore/php/SwaggerClient-php/lib/Api/UserApi.php
+++ b/samples/client/petstore/php/SwaggerClient-php/lib/Api/UserApi.php
@@ -43,11 +43,12 @@ class UserApi {
     }
   }
 
-  private $apiClient; // instance of the ApiClient
+  /** @var \Swagger\Client\ApiClient instance of the ApiClient */
+  private $apiClient;
 
   /**
-    * @return \Swagger\Client\ApiClient get the API client
-    */
+   * @return \Swagger\Client\ApiClient get the API client
+   */
   public function getApiClient() {
     return $this->apiClient;
   }