[ci skip] Fix #3515
diff --git a/user_guide_src/source/helpers/path_helper.rst b/user_guide_src/source/helpers/path_helper.rst
index 705ca23..f46cbad 100644
--- a/user_guide_src/source/helpers/path_helper.rst
+++ b/user_guide_src/source/helpers/path_helper.rst
@@ -25,7 +25,7 @@
 The following functions are available:
 
 
-.. function:: set_realpath($path[, $check_existance = FALSE])
+.. php:function:: set_realpath($path[, $check_existance = FALSE])
 
 	:param	string	$path: Path
 	:param	bool	$check_existance: Whether to check if the path actually exists