diff --git a/lbu b/lbu
index c463afefaf66ad1206b92c18a922944383919dae..4b672c5efc2b337066a33831f358856b8d175e73 100644
--- a/lbu
+++ b/lbu
@@ -339,7 +339,7 @@ cmd_commit() {
 	else
        		lines=$(ls -1 "$mnt"/*.apkovl.tar.gz* 2>/dev/null)
 		if [ "$lines" = "$outfile" ]; then
-			local d=$( date -r "$outfile" "+%Y%m%d%H%m%S" )
+			local d=$( date -u -r "$outfile" "+%Y%m%d%H%m%S" )
 			local backup=$(echo "$outfile" | sed "s/\.apkovl\.tar\.gz/.$d.tar.gz/")
 			vecho "Creating backup $backup"
 			[ -z "$DRYRUN" ] && mv "$outfile" "$backup"