diff --git a/http3/error_codes.go b/http3/error_codes.go
index 2e8f4f810..5b017fdea 100644
--- a/http3/error_codes.go
+++ b/http3/error_codes.go
@@ -23,7 +23,6 @@ const (
 	errorRequestRejected      errorCode = 0x10b
 	errorRequestCanceled      errorCode = 0x10c
 	errorRequestIncomplete    errorCode = 0x10d
-	errorEarlyResponse        errorCode = 0x10e
 	errorConnectError         errorCode = 0x10f
 	errorVersionFallback      errorCode = 0x110
 )
@@ -58,8 +57,6 @@ func (e errorCode) String() string {
 		return "H3_REQUEST_CANCELLED"
 	case errorRequestIncomplete:
 		return "H3_INCOMPLETE_REQUEST"
-	case errorEarlyResponse:
-		return "H3_EARLY_RESPONSE"
 	case errorConnectError:
 		return "H3_CONNECT_ERROR"
 	case errorVersionFallback:
diff --git a/http3/server.go b/http3/server.go
index 814bd52b9..be4417980 100644
--- a/http3/server.go
+++ b/http3/server.go
@@ -298,7 +298,7 @@ func (s *Server) handleRequest(sess quic.Session, str quic.Stream, decoder *qpac
 	}
 
 	// If the EOF was read by the handler, CancelRead() is a no-op.
-	str.CancelRead(quic.ErrorCode(errorEarlyResponse))
+	str.CancelRead(quic.ErrorCode(errorNoError))
 	return requestError{}
 }
 
diff --git a/http3/server_test.go b/http3/server_test.go
index 6bd15a8f3..daee9d67d 100644
--- a/http3/server_test.go
+++ b/http3/server_test.go
@@ -200,7 +200,7 @@ var _ = Describe("Server", func() {
 				str.EXPECT().Write(gomock.Any()).DoAndReturn(func(p []byte) (int, error) {
 					return responseBuf.Write(p)
 				}).AnyTimes()
-				str.EXPECT().CancelRead(quic.ErrorCode(errorEarlyResponse))
+				str.EXPECT().CancelRead(quic.ErrorCode(errorNoError))
 				str.EXPECT().Close().Do(func() { close(done) })
 
 				s.handleConn(sess)
@@ -305,7 +305,7 @@ var _ = Describe("Server", func() {
 			str.EXPECT().Write(gomock.Any()).DoAndReturn(func(p []byte) (int, error) {
 				return len(p), nil
 			}).AnyTimes()
-			str.EXPECT().CancelRead(quic.ErrorCode(errorEarlyResponse))
+			str.EXPECT().CancelRead(quic.ErrorCode(errorNoError))
 
 			serr := s.handleRequest(sess, str, qpackDecoder, nil)
 			Expect(serr.err).ToNot(HaveOccurred())
@@ -328,7 +328,7 @@ var _ = Describe("Server", func() {
 			str.EXPECT().Write(gomock.Any()).DoAndReturn(func(p []byte) (int, error) {
 				return len(p), nil
 			}).AnyTimes()
-			str.EXPECT().CancelRead(quic.ErrorCode(errorEarlyResponse))
+			str.EXPECT().CancelRead(quic.ErrorCode(errorNoError))
 
 			serr := s.handleRequest(sess, str, qpackDecoder, nil)
 			Expect(serr.err).ToNot(HaveOccurred())