diff --git a/Modules/Makefile.pre.in b/Modules/Makefile.pre.in
index acb4664..e298112 100644
--- a/Modules/Makefile.pre.in
+++ b/Modules/Makefile.pre.in
@@ -160,8 +160,17 @@
 		    fi; \
 		done
 
-Setup:
-		cp $(srcdir)/Setup.in Setup
+Setup:		$(srcdir)/Setup.in
+		@if [ -f Setup ] ; then \
+			echo; \
+			echo "-------------------------------------------"; \
+			echo "$(srcdir)/Setup.in is newer than Setup;"; \
+			echo "check to make sure you have all the updates"; \
+			echo "you need in your Setup file."; \
+			echo "-------------------------------------------"; \
+			echo; \
+		else (set -x; cp $(srcdir)/Setup.in Setup); fi
+
 
 Setup.local:
 		echo "# Edit this file for local setup changes" >Setup.local