diff --git a/.gitignore b/.gitignore
index 1af3da4..3624859 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1 @@
-/grpc-go-231b4cf.tar.gz
+/grpc-go-777daa1.tar.gz
diff --git a/golang-github-grpc-grpc-go.spec b/golang-github-grpc-grpc-go.spec
index ec95b77..e3804cc 100644
--- a/golang-github-grpc-grpc-go.spec
+++ b/golang-github-grpc-grpc-go.spec
@@ -37,12 +37,12 @@
 # https://github.com/grpc/grpc-go
 %global provider_prefix %{provider}.%{provider_tld}/%{project}/%{repo}
 %global import_path     google.golang.org/grpc
-%global commit          231b4cfea0e79843053a33f5fe90bd4d84b23cd3
+%global commit          777daa17ff9b5daef1cfdf915088a2ada3332bf0
 %global shortcommit     %(c=%{commit}; echo ${c:0:7})
 
 Name:           golang-%{provider}-%{project}-%{repo}
 Version:        1.0.0
-Release:        0.3.git%{shortcommit}%{?dist}
+Release:        0.4.git%{shortcommit}%{?dist}
 Summary:        The Go language implementation of gRPC. HTTP/2 based RPC
 License:        BSD
 URL:            https://%{provider_prefix}
@@ -94,6 +94,8 @@ Provides:      golang(%{import_path}/credentials) = %{version}-%{release}
 Provides:      golang(%{import_path}/examples/helloworld/helloworld) = %{version}-%{release}
 Provides:      golang(%{import_path}/examples/route_guide/routeguide) = %{version}-%{release}
 Provides:      golang(%{import_path}/credentials/oauth) = %{version}-%{release}
+Provides:      golang(%{import_path}/grpclb) = %{version}-%{release}
+Provides:      golang(%{import_path}/grpclb/grpc_lb_v1) = %{version}-%{release}
 Provides:      golang(%{import_path}/grpclog) = %{version}-%{release}
 Provides:      golang(%{import_path}/grpclog/glogger) = %{version}-%{release}
 Provides:      golang(%{import_path}/health) = %{version}-%{release}
@@ -213,6 +215,10 @@ export GOPATH=%{buildroot}/%{gopath}:$(pwd)/Godeps/_workspace:%{gopath}
 %endif
 
 %changelog
+* Thu Mar 16 2017 Jan Chaloupka <jchaloup@redhat.com> - 1.0.0-0.4.git777daa1
+- Bump to upstream 777daa17ff9b5daef1cfdf915088a2ada3332bf0
+  related: #1250461
+
 * Fri Feb 10 2017 Fedora Release Engineering <releng@fedoraproject.org> - 1.0.0-0.3.git231b4cf
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_26_Mass_Rebuild
 
diff --git a/sources b/sources
index 18fd38d..04b6422 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-419e4be7a751df5b96029b6527b63205  grpc-go-231b4cf.tar.gz
+SHA512 (grpc-go-777daa1.tar.gz) = ca79d38bc7d68f1d98869bee21dcdc563c3fee1a8d28b77d474752376fb91cc7b368466dfac41ddebbec13c1560ac3c22257a52deb6d844add5d208646d2e3f5