diff --git a/src/pkg/time/tick_test.go b/src/pkg/time/tick_test.go
index 0c1c4d67ab0..9b5ecf6926e 100644
--- a/src/pkg/time/tick_test.go
+++ b/src/pkg/time/tick_test.go
@@ -13,7 +13,7 @@ func TestTicker(t *testing.T) {
 	const Count = 10
 	Delta := 100 * Millisecond
 	if testing.Short() {
-		Delta = 10 * Millisecond
+		Delta = 20 * Millisecond
 	}
 	ticker := NewTicker(Delta)
 	t0 := Now()