diff --git a/transport/src/main/java/io/netty/channel/SingleThreadEventLoop.java b/transport/src/main/java/io/netty/channel/SingleThreadEventLoop.java
index d29a8eecef..c66ad36d07 100644
--- a/transport/src/main/java/io/netty/channel/SingleThreadEventLoop.java
+++ b/transport/src/main/java/io/netty/channel/SingleThreadEventLoop.java
@@ -211,7 +211,7 @@ public abstract class SingleThreadEventLoop extends AbstractExecutorService impl
     protected abstract void run();
 
     protected void cleanup() {
-        // Do nothing. Subclases will override.
+        // Do nothing. Subclasses will override.
     }
 
     protected abstract void wakeup(boolean inEventLoop);