diff --git a/Makefile b/Makefile
index 4ed003b7a5badd23f1cab48e2d2d6f488b96293a..ad1f737ebb0700d6858b448738705dc2ab08889c 100644
--- a/Makefile
+++ b/Makefile
@@ -92,6 +92,8 @@ tools/%$(EXESUF): tools/%.o
 tools/%.o: tools/%.c
 	$(CC) $(CPPFLAGS) $(CFLAGS) -c $(CC_O) $<
 
+-include $(wildcard tools/*.d)
+
 ffplay.o: CFLAGS += $(SDL_CFLAGS)
 
 VERSION_SH  = $(SRC_PATH_BARE)/version.sh