diff --git a/projects/mtg/src/TranslateKeys.cpp b/projects/mtg/src/TranslateKeys.cpp
index bbcd2f643..481e3466e 100644
--- a/projects/mtg/src/TranslateKeys.cpp
+++ b/projects/mtg/src/TranslateKeys.cpp
@@ -20,7 +20,7 @@ const KeyRep& translateKey(LocalKeySym key)
     }
 
     char* str = NULL;
-#if not defined(QT_CONFIG) && not defined(IOS)
+#if !defined(QT_CONFIG) && !defined(IOS)
     str = XKeysymToString(key);
 #endif // QT_CONFIG
     if (!str)