diff --git a/tools/dockerfile/grpc_interop_http2/Dockerfile b/tools/dockerfile/grpc_interop_http2/Dockerfile
index bb60f09f24748254da3bfc3cfb2ffa2b08f8ba88..ec71a53c2d3a5c3188bff193868d425cd9242bfa 100644
--- a/tools/dockerfile/grpc_interop_http2/Dockerfile
+++ b/tools/dockerfile/grpc_interop_http2/Dockerfile
@@ -27,10 +27,10 @@
 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-FROM golang:1.4
+FROM golang:1.5
 
 # Using login shell removes Go from path, so we add it.
-RUN ln -s /usr/src/go/bin/go /usr/local/bin
+RUN ln -s /usr/local/go/bin/go /usr/local/bin
 
 # Define the default command.
 CMD ["bash"]