diff --git a/codec-http2/src/main/java/io/netty/handler/codec/http2/Http2FrameCodec.java b/codec-http2/src/main/java/io/netty/handler/codec/http2/Http2FrameCodec.java
index 7624a1af0a..f0ea63f159 100644
--- a/codec-http2/src/main/java/io/netty/handler/codec/http2/Http2FrameCodec.java
+++ b/codec-http2/src/main/java/io/netty/handler/codec/http2/Http2FrameCodec.java
@@ -319,7 +319,7 @@ public class Http2FrameCodec extends Http2ConnectionHandler {
         } else if (msg instanceof Http2SettingsFrame) {
             encoder().writeSettings(ctx, ((Http2SettingsFrame) msg).settings(), promise);
         } else if (msg instanceof Http2SettingsAckFrame) {
-            // In the event of manual SETTINGS ACK is is assumed the encoder will apply the earliest received but not
+            // In the event of manual SETTINGS ACK, it is assumed the encoder will apply the earliest received but not
             // yet ACKed settings.
             encoder().writeSettingsAck(ctx, promise);
         } else if (msg instanceof Http2GoAwayFrame) {