diff --git a/internal/cache/cache.go b/internal/cache/cache.go
index 48b175df1..bc82675d3 100644
--- a/internal/cache/cache.go
+++ b/internal/cache/cache.go
@@ -172,7 +172,7 @@ func updateTimestamp(d string) error {
 const MaxCacheAge = 30 * 24 * time.Hour
 
 func validCacheDirName(s string) bool {
-	r := regexp.MustCompile(`^[a-fA-F0-9]{64}$`)
+	r := regexp.MustCompile(`^[a-fA-F0-9]{64}$|^restic-check-cache-[0-9]+$`)
 	return r.MatchString(s)
 }