diff --git a/codec-http/src/main/java/io/netty/handler/codec/spdy/SpdyHttpEncoder.java b/codec-http/src/main/java/io/netty/handler/codec/spdy/SpdyHttpEncoder.java
index cdb15c34fb..6a6ae82cf6 100644
--- a/codec-http/src/main/java/io/netty/handler/codec/spdy/SpdyHttpEncoder.java
+++ b/codec-http/src/main/java/io/netty/handler/codec/spdy/SpdyHttpEncoder.java
@@ -249,6 +249,7 @@ public class SpdyHttpEncoder extends MessageToMessageEncoder<Object> {
             HttpResponse httpResponse = (HttpResponse) httpMessage;
             SpdyHeaders.setStatus(spdyVersion, spdySynStreamFrame, httpResponse.getStatus());
             SpdyHeaders.setUrl(spdyVersion, spdySynStreamFrame, URL);
+            SpdyHeaders.setVersion(spdyVersion, spdySynStreamFrame, httpMessage.getProtocolVersion());
             spdySynStreamFrame.setUnidirectional(true);
         }