diff --git a/scripts/toolchain.windows.mak b/scripts/toolchain.windows.mak
index 29376ccf4..f8ff215c6 100644
--- a/scripts/toolchain.windows.mak
+++ b/scripts/toolchain.windows.mak
@@ -6,7 +6,7 @@ EXE = exe
 SFLAGS += -D_USE_MATH_DEFINES
 LDFLAGS += -static
 
-ifeq ($(DEBUG),1)
+ifeq ($(DEBUG),0)
 # Defining "-mwindows" prevents the app from launching an instance of cmd.exe
 # when running the app. That terminal will receive stderr and stdout. The
 # downside of not defining "-mwindows" is that you lose stdout and stderr.