diff --git a/source/window.cpp b/source/window.cpp
index 74da77390..11b4c57be 100644
--- a/source/window.cpp
+++ b/source/window.cpp
@@ -58,7 +58,7 @@ namespace hex {
         SharedData::mainArgv = argv;
         SharedData::currentProvider = nullptr;
 
-        #if !defined(RELEASE)
+        #if defined(RELEASE)
         {
             if (argc < 2) {
                 View::showFatalPopup("No launch arguments supplied! Please launch imhex instead of imhexg!");