diff --git a/chad.mk b/chad.mk
index dc87793..b300ac9 100644
--- a/chad.mk
+++ b/chad.mk
@@ -14,6 +14,6 @@ VALGRIND:=valgrind
 VALGRIND.flags:=--track-origins=yes --leak-check=full --show-leak-kinds=all
 
 chad_test:
-	${CLANG} ${D.versions} ${GCC.warnings} ${SRC} -o ${TARGET}
-	${GCC} ${D.versions} ${GCC.debug} ${GCC.warnings} ${SRC} -o ${TARGET}
+	${CLANG} ${CPPFLAGS} ${D.versions}              ${GCC.warnings} ${SRC} -o ${TARGET}
+	${GCC}   ${CPPFLAGS} ${D.versions} ${GCC.debug} ${GCC.warnings} ${SRC} -o ${TARGET}
 	${VALGRIND} ${VALGRIND.flags} $(shell pwd)/${TARGET} ${ARGS}