diff --git a/mednafen/mempatcher-driver.h b/mednafen/mempatcher-driver.h
index 4315bd5..9fa0683 100644
--- a/mednafen/mempatcher-driver.h
+++ b/mednafen/mempatcher-driver.h
@@ -1,5 +1,5 @@
 #ifndef __MDFN_MEMPATCHER_DRIVER_H
-#define __MDFN_MEMPATCHER_DRIVER_HH
+#define __MDFN_MEMPATCHER_DRIVER_H
 
 int MDFNI_DecodePAR(const char *code, uint32 *a, uint8 *v, uint8 *c, char *type);
 int MDFNI_DecodeGG(const char *str, uint32 *a, uint8 *v, uint8 *c, char *type);