diff --git a/codec-http/src/main/java/io/netty/handler/codec/http/websocketx/extensions/WebSocketServerExtension.java b/codec-http/src/main/java/io/netty/handler/codec/http/websocketx/extensions/WebSocketServerExtension.java
index 60f16eb3c8..6f887ad12d 100644
--- a/codec-http/src/main/java/io/netty/handler/codec/http/websocketx/extensions/WebSocketServerExtension.java
+++ b/codec-http/src/main/java/io/netty/handler/codec/http/websocketx/extensions/WebSocketServerExtension.java
@@ -26,7 +26,6 @@ public interface WebSocketServerExtension extends WebSocketExtension {
      *
      * @return the acknowledged extension configuration.
      */
-    //TODO: after migrating to JDK 8 rename this to 'newResponseData()' and mark old as deprecated with default method
-    WebSocketExtensionData newReponseData();
+    WebSocketExtensionData newResponseData();
 
 }
diff --git a/codec-http/src/main/java/io/netty/handler/codec/http/websocketx/extensions/WebSocketServerExtensionHandler.java b/codec-http/src/main/java/io/netty/handler/codec/http/websocketx/extensions/WebSocketServerExtensionHandler.java
index 0b7f9adf83..27820fc5d4 100644
--- a/codec-http/src/main/java/io/netty/handler/codec/http/websocketx/extensions/WebSocketServerExtensionHandler.java
+++ b/codec-http/src/main/java/io/netty/handler/codec/http/websocketx/extensions/WebSocketServerExtensionHandler.java
@@ -109,7 +109,7 @@ public class WebSocketServerExtensionHandler extends ChannelDuplexHandler {
             String headerValue = response.headers().getAsString(HttpHeaderNames.SEC_WEBSOCKET_EXTENSIONS);
 
             for (WebSocketServerExtension extension : validExtensions) {
-                WebSocketExtensionData extensionData = extension.newReponseData();
+                WebSocketExtensionData extensionData = extension.newResponseData();
                 headerValue = WebSocketExtensionUtil.appendExtension(headerValue,
                         extensionData.name(), extensionData.parameters());
             }
diff --git a/codec-http/src/main/java/io/netty/handler/codec/http/websocketx/extensions/compression/DeflateFrameServerExtensionHandshaker.java b/codec-http/src/main/java/io/netty/handler/codec/http/websocketx/extensions/compression/DeflateFrameServerExtensionHandshaker.java
index 0d85a15980..e45f7bdbf4 100644
--- a/codec-http/src/main/java/io/netty/handler/codec/http/websocketx/extensions/compression/DeflateFrameServerExtensionHandshaker.java
+++ b/codec-http/src/main/java/io/netty/handler/codec/http/websocketx/extensions/compression/DeflateFrameServerExtensionHandshaker.java
@@ -95,7 +95,7 @@ public final class DeflateFrameServerExtensionHandshaker implements WebSocketSer
         }
 
         @Override
-        public WebSocketExtensionData newReponseData() {
+        public WebSocketExtensionData newResponseData() {
             return new WebSocketExtensionData(extensionName, Collections.emptyMap());
         }
     }
diff --git a/codec-http/src/main/java/io/netty/handler/codec/http/websocketx/extensions/compression/PerMessageDeflateServerExtensionHandshaker.java b/codec-http/src/main/java/io/netty/handler/codec/http/websocketx/extensions/compression/PerMessageDeflateServerExtensionHandshaker.java
index 8da951bcf2..a79084ee13 100644
--- a/codec-http/src/main/java/io/netty/handler/codec/http/websocketx/extensions/compression/PerMessageDeflateServerExtensionHandshaker.java
+++ b/codec-http/src/main/java/io/netty/handler/codec/http/websocketx/extensions/compression/PerMessageDeflateServerExtensionHandshaker.java
@@ -176,7 +176,7 @@ public final class PerMessageDeflateServerExtensionHandshaker implements WebSock
         }
 
         @Override
-        public WebSocketExtensionData newReponseData() {
+        public WebSocketExtensionData newResponseData() {
             HashMap<String, String> parameters = new HashMap<>(4);
             if (serverNoContext) {
                 parameters.put(SERVER_NO_CONTEXT, null);
diff --git a/codec-http/src/test/java/io/netty/handler/codec/http/websocketx/extensions/WebSocketServerExtensionHandlerTest.java b/codec-http/src/test/java/io/netty/handler/codec/http/websocketx/extensions/WebSocketServerExtensionHandlerTest.java
index e0af07a908..fd2821e907 100644
--- a/codec-http/src/test/java/io/netty/handler/codec/http/websocketx/extensions/WebSocketServerExtensionHandlerTest.java
+++ b/codec-http/src/test/java/io/netty/handler/codec/http/websocketx/extensions/WebSocketServerExtensionHandlerTest.java
@@ -54,7 +54,7 @@ public class WebSocketServerExtensionHandlerTest {
                 thenReturn(null);
 
         when(mainExtensionMock.rsv()).thenReturn(WebSocketExtension.RSV1);
-        when(mainExtensionMock.newReponseData()).thenReturn(
+        when(mainExtensionMock.newResponseData()).thenReturn(
                 new WebSocketExtensionData("main", Collections.emptyMap()));
         when(mainExtensionMock.newExtensionEncoder()).thenReturn(new DummyEncoder());
         when(mainExtensionMock.newExtensionDecoder()).thenReturn(new DummyDecoder());
@@ -87,7 +87,7 @@ public class WebSocketServerExtensionHandlerTest {
         verify(fallbackHandshakerMock, atLeastOnce()).handshakeExtension(webSocketExtensionDataMatcher("fallback"));
 
         verify(mainExtensionMock, atLeastOnce()).rsv();
-        verify(mainExtensionMock).newReponseData();
+        verify(mainExtensionMock).newResponseData();
         verify(mainExtensionMock).newExtensionEncoder();
         verify(mainExtensionMock).newExtensionDecoder();
         verify(fallbackExtensionMock, atLeastOnce()).rsv();
@@ -107,13 +107,13 @@ public class WebSocketServerExtensionHandlerTest {
                 thenReturn(null);
 
         when(mainExtensionMock.rsv()).thenReturn(WebSocketExtension.RSV1);
-        when(mainExtensionMock.newReponseData()).thenReturn(
+        when(mainExtensionMock.newResponseData()).thenReturn(
                 new WebSocketExtensionData("main", Collections.emptyMap()));
         when(mainExtensionMock.newExtensionEncoder()).thenReturn(new DummyEncoder());
         when(mainExtensionMock.newExtensionDecoder()).thenReturn(new DummyDecoder());
 
         when(fallbackExtensionMock.rsv()).thenReturn(WebSocketExtension.RSV2);
-        when(fallbackExtensionMock.newReponseData()).thenReturn(
+        when(fallbackExtensionMock.newResponseData()).thenReturn(
                 new WebSocketExtensionData("fallback", Collections.emptyMap()));
         when(fallbackExtensionMock.newExtensionEncoder()).thenReturn(new Dummy2Encoder());
         when(fallbackExtensionMock.newExtensionDecoder()).thenReturn(new Dummy2Decoder());
@@ -145,13 +145,13 @@ public class WebSocketServerExtensionHandlerTest {
         verify(mainHandshakerMock).handshakeExtension(webSocketExtensionDataMatcher("fallback"));
         verify(fallbackHandshakerMock).handshakeExtension(webSocketExtensionDataMatcher("fallback"));
         verify(mainExtensionMock, times(2)).rsv();
-        verify(mainExtensionMock).newReponseData();
+        verify(mainExtensionMock).newResponseData();
         verify(mainExtensionMock).newExtensionEncoder();
         verify(mainExtensionMock).newExtensionDecoder();
 
         verify(fallbackExtensionMock, times(2)).rsv();
 
-        verify(fallbackExtensionMock).newReponseData();
+        verify(fallbackExtensionMock).newResponseData();
         verify(fallbackExtensionMock).newExtensionEncoder();
         verify(fallbackExtensionMock).newExtensionDecoder();
     }
diff --git a/codec-http/src/test/java/io/netty/handler/codec/http/websocketx/extensions/compression/PerMessageDeflateServerExtensionHandshakerTest.java b/codec-http/src/test/java/io/netty/handler/codec/http/websocketx/extensions/compression/PerMessageDeflateServerExtensionHandshakerTest.java
index bdc854f4ca..4c55c28286 100644
--- a/codec-http/src/test/java/io/netty/handler/codec/http/websocketx/extensions/compression/PerMessageDeflateServerExtensionHandshakerTest.java
+++ b/codec-http/src/test/java/io/netty/handler/codec/http/websocketx/extensions/compression/PerMessageDeflateServerExtensionHandshakerTest.java
@@ -50,7 +50,7 @@ public class PerMessageDeflateServerExtensionHandshakerTest {
         assertTrue(extension.newExtensionEncoder() instanceof PerMessageDeflateEncoder);
 
         // execute
-        data = extension.newReponseData();
+        data = extension.newResponseData();
 
         assertEquals(PERMESSAGE_DEFLATE_EXTENSION, data.name());
         assertTrue(data.parameters().isEmpty());
@@ -71,7 +71,7 @@ public class PerMessageDeflateServerExtensionHandshakerTest {
         assertTrue(extension.newExtensionEncoder() instanceof PerMessageDeflateEncoder);
 
         // execute
-        data = extension.newReponseData();
+        data = extension.newResponseData();
 
         // test
         assertEquals(PERMESSAGE_DEFLATE_EXTENSION, data.name());
@@ -117,7 +117,7 @@ public class PerMessageDeflateServerExtensionHandshakerTest {
         assertTrue(extension.newExtensionEncoder() instanceof PerMessageDeflateEncoder);
 
         // execute
-        data = extension.newReponseData();
+        data = extension.newResponseData();
 
         // test
         assertEquals(PERMESSAGE_DEFLATE_EXTENSION, data.name());
@@ -144,7 +144,7 @@ public class PerMessageDeflateServerExtensionHandshakerTest {
         assertTrue(extension.newExtensionEncoder() instanceof PerMessageDeflateEncoder);
 
         // execute
-        data = extension.newReponseData();
+        data = extension.newResponseData();
 
         // test
         assertEquals(PERMESSAGE_DEFLATE_EXTENSION, data.name());
@@ -163,7 +163,7 @@ public class PerMessageDeflateServerExtensionHandshakerTest {
         assertNotNull(extension);
 
         // execute
-        data = extension.newReponseData();
+        data = extension.newResponseData();
 
         // test
         assertEquals(PERMESSAGE_DEFLATE_EXTENSION, data.name());