diff --git a/branch_release b/branch_release
index a1d332a87a..a4fa3d4c0f 100755
--- a/branch_release
+++ b/branch_release
@@ -12,6 +12,7 @@ DEFINE_integer build "${TODAYS_VERSION}" \
 DEFINE_integer branch 0 "Branch revision, should be 0"
 DEFINE_string patch 0 "Branch patch id, should be 0"
 DEFINE_string track "dev-channel" "Set the given track to this new branch"
+DEFINE_string sdk_version "${COREOS_SDK_VERSION}" "Set the SDK build to use"
 DEFINE_boolean push ${FLAGS_FALSE} "Push to public manifest repository."
 DEFINE_string remote "origin" "Remote name or URL to push to."
 
@@ -31,6 +32,7 @@ tee version.txt <<EOF
 COREOS_BUILD=${FLAGS_build}
 COREOS_BRANCH=${FLAGS_branch}
 COREOS_PATCH=${FLAGS_patch}
+COREOS_SDK_VERSION=${FLAGS_sdk_version}
 EOF
 git add "${BRANCH_NAME}.xml" default.xml version.txt
 info "Creating ${BRANCH_NAME} with tag ${TAG_NAME}"