diff --git a/src/help.h b/src/help.h
index ae0954b..00ddc89 100644
--- a/src/help.h
+++ b/src/help.h
@@ -5,8 +5,8 @@
 * For more information, please visit https://dinisnoise.org/
 */
 
-#ifndef __help
-#define __help
+#ifndef __din_help
+#define __din_help
 #include <string>
 #include <vector>
 struct help {