diff --git a/hack/lib/golang.sh b/hack/lib/golang.sh
index e38fdfd17b5..5f56a81500d 100755
--- a/hack/lib/golang.sh
+++ b/hack/lib/golang.sh
@@ -401,7 +401,7 @@ kube::golang::place_bins() {
     # The substitution on platform_src below will replace all slashes with
     # underscores.  It'll transform darwin/amd64 -> darwin_amd64.
     local platform_src="/${platform//\//_}"
-    if [[ $platform == $host_platform ]]; then
+    if [[ "$platform" == "$host_platform" ]]; then
       platform_src=""
       rm -f "${THIS_PLATFORM_BIN}"
       ln -s "${KUBE_OUTPUT_BINPATH}/${platform}" "${THIS_PLATFORM_BIN}"
@@ -465,7 +465,7 @@ kube::golang::output_filename_for_binary() {
   local binary=$1
   local platform=$2
   local output_path="${KUBE_GOPATH}/bin"
-  if [[ $platform != $host_platform ]]; then
+  if [[ "$platform" != "$host_platform" ]]; then
     output_path="${output_path}/${platform//\//_}"
   fi
   local bin=$(basename "${binary}")