diff --git a/cluster.go b/cluster.go
index 251214c..9bc6506 100644
--- a/cluster.go
+++ b/cluster.go
@@ -650,7 +650,7 @@ func (c *ClusterClient) reaper(idleCheckFrequency time.Duration) {
 	ticker := time.NewTicker(idleCheckFrequency)
 	defer ticker.Stop()
 
-	for _ = range ticker.C {
+	for range ticker.C {
 		nodes, err := c.nodes.All()
 		if err != nil {
 			break
diff --git a/example_instrumentation_test.go b/example_instrumentation_test.go
index 08fba0b..02051f9 100644
--- a/example_instrumentation_test.go
+++ b/example_instrumentation_test.go
@@ -29,7 +29,7 @@ func wrapRedisProcess(client *redis.Client) {
 	var count, avgDur uint32
 
 	go func() {
-		for _ = range time.Tick(3 * time.Second) {
+		for range time.Tick(3 * time.Second) {
 			n := atomic.LoadUint32(&count)
 			dur := time.Duration(atomic.LoadUint32(&avgDur)) * precision
 			fmt.Printf("%s: processed=%d avg_dur=%s\n", client, n, dur)
diff --git a/internal/pool/pool.go b/internal/pool/pool.go
index 1e5fac6..45743fe 100644
--- a/internal/pool/pool.go
+++ b/internal/pool/pool.go
@@ -319,7 +319,7 @@ func (p *ConnPool) reaper(frequency time.Duration) {
 	ticker := time.NewTicker(frequency)
 	defer ticker.Stop()
 
-	for _ = range ticker.C {
+	for range ticker.C {
 		if p.closed() {
 			break
 		}
diff --git a/ring.go b/ring.go
index 6b4d77b..eb5add1 100644
--- a/ring.go
+++ b/ring.go
@@ -302,7 +302,7 @@ func (c *Ring) rebalance() {
 func (c *Ring) heartbeat() {
 	ticker := time.NewTicker(c.opt.HeartbeatFrequency)
 	defer ticker.Stop()
-	for _ = range ticker.C {
+	for range ticker.C {
 		var rebalance bool
 
 		c.mu.RLock()