diff --git a/scripts/cross/Dockerfile b/scripts/cross/Dockerfile
index 0dfe725721..3f559ae26c 100644
--- a/scripts/cross/Dockerfile
+++ b/scripts/cross/Dockerfile
@@ -10,7 +10,7 @@ RUN apt-get update -y && apt-get install --no-install-recommends -y -q \
                          git mercurial bzr \
                && rm -rf /var/lib/apt/lists/*
 
-ENV GOVERSION 1.7rc5
+ENV GOVERSION 1.7rc6
 RUN mkdir /goroot && mkdir /gopath
 RUN curl https://storage.googleapis.com/golang/go${GOVERSION}.linux-amd64.tar.gz \
            | tar xvzf - -C /goroot --strip-components=1