diff --git a/ext/lapack/Makefile.in b/ext/lapack/Makefile.in
index 5e191c1e3..3cc8c9944 100755
--- a/ext/lapack/Makefile.in
+++ b/ext/lapack/Makefile.in
@@ -79,6 +79,9 @@ endif
 
 %.o : %.f
 	@F77@ -c $<  $(F77_INCLUDES) $(F_FLAGS) 
+
+$(OBJS): Makefile
+
 clean:
 	$(RM) $(OBJS) $(LAPACKLIB)
 depends: