diff --git a/common/src/main/java/io/netty/util/HashedWheelTimer.java b/common/src/main/java/io/netty/util/HashedWheelTimer.java
index e8e72b6387..899673a0bb 100644
--- a/common/src/main/java/io/netty/util/HashedWheelTimer.java
+++ b/common/src/main/java/io/netty/util/HashedWheelTimer.java
@@ -271,8 +271,8 @@ public class HashedWheelTimer implements Timer {
 
         if (duration < MILLISECOND_NANOS) {
             if (logger.isWarnEnabled()) {
-                logger.warn("Configured tickDuration %d smaller then %d, using 1ms.",
-                            tickDuration, MILLISECOND_NANOS);
+                logger.warn("Configured tickDuration {} smaller then {}, using 1ms.",
+                        tickDuration, MILLISECOND_NANOS);
             }
             this.tickDuration = MILLISECOND_NANOS;
         } else {