diff --git a/tools/smicache.in b/tools/smicache.in
index fa83eb5..5ebee93 100644
--- a/tools/smicache.in
+++ b/tools/smicache.in
@@ -44,7 +44,7 @@ do_usage () {
 
 
 do_fetch () {
-    $WGET -q -O "$dir/$1" "$prefix/$1"
+    $WGET -q -e "timestamping = off" -O "$dir/$1" "$prefix/$1"
 }