diff --git a/.go-version b/.go-version
index 3d0e62313c..e6dbb7c238 100644
--- a/.go-version
+++ b/.go-version
@@ -1 +1 @@
-1.11.4
+1.11.5
diff --git a/build.sh b/build.sh
index 4398c89909..4f62f90c25 100755
--- a/build.sh
+++ b/build.sh
@@ -29,7 +29,7 @@ declare -r BUILD_CACHE=${BUILD_CACHE:-$PWD/.cache}
 
 # versioned binaries that we need for builds
 export GO111MODULE=on
-declare -r GO_VERSION=${GO_VERSION:-1.11.4}
+declare -r GO_VERSION=${GO_VERSION:-1.11.5}
 declare -r GO_URL="https://storage.googleapis.com/golang"
 declare -r GO_TGZ="go${GO_VERSION}.${OS1}-${ARCH2}.tar.gz"
 declare -r PROTOBUF_VERSION=${PROTOBUF_VERSION:-3.3.0}