diff --git a/TP1/Makefile b/TP1/Makefile
index 51982c4..f45bce5 100644
--- a/TP1/Makefile
+++ b/TP1/Makefile
@@ -13,13 +13,13 @@ PROLOG      = Prolog/
 
 tgz-all:
 	echo $(CPP) $(PROLOG) | xargs -n 1 $(CP) $(TESTS)
-	-make -C $(CPP) clean 2> /dev/null
+	-$(MAKE) -C $(CPP) clean 2> /dev/null
 	$(TAR) "$(NAME).tar.gz" $(RAPPORT) $(CPP) $(PROLOG)
 	$(RM) $(CPP)$(TESTS) $(PROLOG)$(TESTS)
 
 tgz-cpp:
 	$(CP) $(TESTS) $(CPP)
-	-make -C $(CPP) clean 2> /dev/null
+	-$(MAKE) -C $(CPP) clean 2> /dev/null
 	$(TAR) "$(NAME) - $(CPP_NAME).tar.gz" $(RAPPORT) $(CPP)
 	$(RM) $(CPP)$(TESTS)