diff --git a/cluster/images/etcd/migrate-if-needed.sh b/cluster/images/etcd/migrate-if-needed.sh
index 50054217b5d..79c832f7e7c 100755
--- a/cluster/images/etcd/migrate-if-needed.sh
+++ b/cluster/images/etcd/migrate-if-needed.sh
@@ -42,7 +42,7 @@ set -o nounset
 
 # NOTE: BUNDLED_VERSION has to match release binaries present in the
 # etcd image (to make this script work correctly).
-BUNDLED_VERSIONS="2.2.1, 2.3.7, 3.0.17, 3.1.12 3.2.18"
+BUNDLED_VERSIONS="2.2.1, 2.3.7, 3.0.17, 3.1.12, 3.2.18"
 
 ETCD_NAME="${ETCD_NAME:-etcd-$(hostname)}"
 if [ -z "${DATA_DIRECTORY:-}" ]; then