diff --git a/src/Makefile b/src/Makefile
index 34db452f..211bba14 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -220,7 +220,7 @@ endif
       LUACOPT = -D__ENABLE_LUA__ $(shell pkg-config $(LUAPKG) --cflags)
       LUALOPT = $(shell pkg-config $(LUAPKG) --libs)
     endif
-    COPT = -W -Wall -c -g $(shell sdl-config --cflags) $(TTFCOPT) -I/boot/common/include $(LUACOPT)
+    COPT = -W -Wall -Werror -c -g $(shell sdl-config --cflags) $(TTFCOPT) -I/boot/common/include $(LUACOPT)
     COPT += -DENABLE_FILENAMES_ICONV
     LOPT = $(shell sdl-config --libs) -lSDL_image -lpng -ljpeg -lz $(TTFLOPT) -lfreetype -lbe $(LUALOPT) -liconv
     CC = gcc
@@ -384,7 +384,7 @@ endif
 
         # Compiles a regular linux executable for the native platform
         BIN = ../bin/grafx2
-        COPT = -W -Wall -Wdeclaration-after-statement -Werror -std=c99 -c -g $(shell sdl-config --cflags) $(TTFCOPT) $(LUACOPT) $(JOYCOPT) -O$(OPTIM)
+        COPT = -W -Wall -Wdeclaration-after-statement -std=c99 -c -g $(shell sdl-config --cflags) $(TTFCOPT) $(LUACOPT) $(JOYCOPT) -O$(OPTIM)
         COPT += $(shell pkg-config --cflags libpng)
 
         ifneq ($(PLATFORM), FreeBSD)