Index: branches/5.2.x/core/kernel/utility/system_config.php
===================================================================
diff -u -N -r15962 -r16435
--- branches/5.2.x/core/kernel/utility/system_config.php	(.../5.3.x/core/kernel/utility/system_config.php)	(revision 15962)
+++ branches/5.2.x/core/kernel/utility/system_config.php	(.../5.2.x/core/kernel/utility/system_config.php)	(revision 16435)
@@ -271,6 +271,10 @@
 
 		fclose($fp);
 
+		if ( function_exists('opcache_invalidate') ) {
+			opcache_invalidate($this->file);
+		}
+
 		$this->isChanged = false;
 	}
 
@@ -280,4 +284,4 @@
 class kSystemConfigException extends Exception
 {
 
-}
\ No newline at end of file
+}