diff --git a/lib/Twig/Environment.php b/lib/Twig/Environment.php
index a0e3f7580b..8d42644424 100644
--- a/lib/Twig/Environment.php
+++ b/lib/Twig/Environment.php
@@ -450,7 +450,7 @@ public function resolveTemplate($names)
      */
     public function clearTemplateCache()
     {
-        @trigger_error(sprintf('%s is deprecated and will be removed in Twig 2.0.', __METHOD__), E_USER_DEPRECATED);
+        @trigger_error(sprintf('The %s method is deprecated and will be removed in Twig 2.0.', __METHOD__), E_USER_DEPRECATED);
 
         $this->loadedTemplates = array();
     }
@@ -715,7 +715,7 @@ public function addExtension(Twig_ExtensionInterface $extension)
      */
     public function removeExtension($name)
     {
-        @trigger_error(sprintf('%s is deprecated and will be removed in Twig 2.0.', __METHOD__), E_USER_DEPRECATED);
+        @trigger_error(sprintf('The %s method is deprecated and will be removed in Twig 2.0.', __METHOD__), E_USER_DEPRECATED);
 
         if ($this->extensionInitialized) {
             throw new LogicException(sprintf('Unable to remove extension "%s" as extensions have already been initialized.', $name));
@@ -837,7 +837,7 @@ public function addFilter($name, $filter = null)
             $filter = $name;
             $name = $filter->getName();
         } else {
-            @trigger_error(sprintf('Passing a name as a first argument to %s is deprecated. Pass an instance of "Twig_SimpleFilter" instead when defining filter "%s".', __METHOD__, $name), E_USER_DEPRECATED);
+            @trigger_error(sprintf('Passing a name as a first argument to the %s method is deprecated. Pass an instance of "Twig_SimpleFilter" instead when defining filter "%s".', __METHOD__, $name), E_USER_DEPRECATED);
         }
 
         if ($this->extensionInitialized) {
@@ -928,7 +928,7 @@ public function addTest($name, $test = null)
             $test = $name;
             $name = $test->getName();
         } else {
-            @trigger_error(sprintf('Passing a name as a first argument to %s is deprecated. Pass an instance of "Twig_SimpleTest" instead when defining test "%s".', __METHOD__, $name), E_USER_DEPRECATED);
+            @trigger_error(sprintf('Passing a name as a first argument to the %s method is deprecated. Pass an instance of "Twig_SimpleTest" instead when defining test "%s".', __METHOD__, $name), E_USER_DEPRECATED);
         }
 
         if ($this->extensionInitialized) {
@@ -988,7 +988,7 @@ public function addFunction($name, $function = null)
             $function = $name;
             $name = $function->getName();
         } else {
-            @trigger_error(sprintf('Passing a name as a first argument to %s is deprecated. Pass an instance of "Twig_SimpleFunction" instead when defining function "%s".', __METHOD__, $name), E_USER_DEPRECATED);
+            @trigger_error(sprintf('Passing a name as a first argument to the %s method is deprecated. Pass an instance of "Twig_SimpleFunction" instead when defining function "%s".', __METHOD__, $name), E_USER_DEPRECATED);
         }
 
         if ($this->extensionInitialized) {