1 files changed, 1 insertions, 1 deletions
diff --git a/Makefile b/Makefile
index 58aca57..ad40f34 100644
--- a/Makefile
+++ b/Makefile
@@ -79,7 +79,7 @@ OBJECTS := $(OBJECTS:.cpp=.o)
 OBJECTS := $(OBJECTS:.S=.o)
 OBJECTS := $(OBJECTS:.s=.o)
 
-CFLAGS += $(DEFINES) $(COMMON_DEFINES) $(INCLUDES)
+CFLAGS += $(DEFINES) $(COMMON_DEFINES) $(INCLUDES) --std=c99
 
 all: $(TARGET)