diff --git a/build/common.sh b/build/common.sh
index 58591eafdd0..a6f8b75aa96 100755
--- a/build/common.sh
+++ b/build/common.sh
@@ -569,6 +569,7 @@ function kube::build::run_build_command_ex() {
     --env "KUBE_BUILDER_OS=${OSTYPE:-notdetected}"
     --env "KUBE_VERBOSE=${KUBE_VERBOSE}"
     --env "KUBE_BUILD_WITH_COVERAGE=${KUBE_BUILD_WITH_COVERAGE:-}"
+    --env "KUBE_BUILD_PLATFORMS=${KUBE_BUILD_PLATFORMS:-}"
     --env "GOFLAGS=${GOFLAGS:-}"
     --env "GOLDFLAGS=${GOLDFLAGS:-}"
     --env "GOGCFLAGS=${GOGCFLAGS:-}"