diff --git a/development/cmake/configFunctions.cmake b/development/cmake/configFunctions.cmake
index eaaabbae11..d0c2b1b820 100644
--- a/development/cmake/configFunctions.cmake
+++ b/development/cmake/configFunctions.cmake
@@ -10,7 +10,7 @@
  */
 
 #ifndef _CONFIG_FUNCTIONS_H
-#define _CONFIG_FUNCTION_H
+#define _CONFIG_FUNCTIONS_H
 
 ${Function_Defines}