diff --git a/jobrunner/journal_replay_test.go b/jobrunner/journal_replay_test.go
index a9a73d3..3617366 100644
--- a/jobrunner/journal_replay_test.go
+++ b/jobrunner/journal_replay_test.go
@@ -503,7 +503,7 @@ func TestJournal_Replay_Good_ConcurrentWrites(t *testing.T) {
 
 	// Write 20 entries concurrently.
 	done := make(chan struct{}, 20)
-	for i := 0; i < 20; i++ {
+	for i := range 20 {
 		go func(idx int) {
 			signal := &PipelineSignal{
 				EpicNumber: 1, ChildNumber: idx, PRNumber: idx,
@@ -523,7 +523,7 @@ func TestJournal_Replay_Good_ConcurrentWrites(t *testing.T) {
 		}(i)
 	}
 
-	for i := 0; i < 20; i++ {
+	for range 20 {
 		<-done
 	}