diff --git a/src/dot_local/bin/executable_sync-res.sh b/src/dot_local/bin/executable_sync-res.sh
index 2d497de..29502e9 100644
--- a/src/dot_local/bin/executable_sync-res.sh
+++ b/src/dot_local/bin/executable_sync-res.sh
@@ -16,7 +16,7 @@ if [ -z "$1" ]; then
 	die usage: $PROGNAME file.sync-conflict-XXXXXXXX-XXXXXX-XXXXXXX
 fi
 
-ORIG=$(echo "$1" | sed 's/\.sync-conflict.*$//')
+ORIG=$(echo "$1" | sed -E 's/\.sync-conflict-[0-9]{8}-[0-9]{6}-[A-Z]{7}//')
 
 if [ "$ORIG" = "$1" ]; then
 	die Could not find original file. Is this a sync-conflict file?