diff --git a/internal/streamcache/cache_test.go b/internal/streamcache/cache_test.go
index f562dad42eda4e1399a29ceb60c51becd349d40d..d9a2c9c53c015926d835fee60ee9a2ae8b47154f 100644
--- a/internal/streamcache/cache_test.go
+++ b/internal/streamcache/cache_test.go
@@ -253,7 +253,7 @@ func TestCache_diskCleanup(t *testing.T) {
 	// Unblock cleanup goroutines so they run exactly once
 	close(timerCh)
 	// Give them time to do their work
-	time.Sleep(10 * time.Millisecond)
+	time.Sleep(100 * time.Millisecond)
 
 	// File and index entry should have been removed by cleanup goroutines.
 	requireCacheFiles(t, tmp, 0)