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-rw-r--r--extra/usb_updater/Makefile6
1 files changed, 3 insertions, 3 deletions
diff --git a/extra/usb_updater/Makefile b/extra/usb_updater/Makefile
index 04adfff4dd..f1ec4f8b0e 100644
--- a/extra/usb_updater/Makefile
+++ b/extra/usb_updater/Makefile
@@ -19,10 +19,10 @@ CFLAGS := -std=gnu99 \
-Wredundant-decls \
-Wmissing-declarations
-ifeq (DEBUG,)
-CFLAGS += -O3
-else
+ifeq ($(DEBUG),1)
CFLAGS += -O0
+else
+CFLAGS += -O3
endif
#