diff --git a/Makefile b/Makefile
index c6edbfa3..a155cf47 100644
--- a/Makefile
+++ b/Makefile
@@ -172,7 +172,7 @@ endif
 
 all: $(BIN)
 
-$(BIN): $(SRC) $(HEADERS)
+$(BIN): $(SRC) $(HEADERS) Makefile
 	@$(MAKE) --silent prepatch
 	$(CC) $(CPPFLAGS) $(CFLAGS) $(LDFLAGS) -o $@ $(GETTIME_C) $< $(LDLIBS)
 	@$(MAKE) --silent postpatch