diff --git a/bitnami/etcd/3/debian-9/Dockerfile b/bitnami/etcd/3/debian-9/Dockerfile
index 88c9e6aa29e4..da8279fa7b3b 100644
--- a/bitnami/etcd/3/debian-9/Dockerfile
+++ b/bitnami/etcd/3/debian-9/Dockerfile
@@ -13,7 +13,7 @@ LABEL maintainer "Bitnami <containers@bitnami.com>"
 
 COPY --from=buildenv /opt/bitnami/etcd /opt/bitnami/etcd
 ENV BITNAMI_APP_NAME="etcd" \
-    BITNAMI_IMAGE_VERSION="3.3.9-debian-9-r20" \
+    BITNAMI_IMAGE_VERSION="3.3.9-debian-9-r21" \
     ETCD_ADVERTISE_CLIENT_URLS="http://127.0.0.1:2379" \
     ETCD_DATA_DIR="/opt/bitnami/etcd/data/" \
     ETCD_LISTEN_CLIENT_URLS="http://0.0.0.0:2379" \
diff --git a/bitnami/etcd/README.md b/bitnami/etcd/README.md
index 79e9a8e0f449..4ec949d9f5f7 100644
--- a/bitnami/etcd/README.md
+++ b/bitnami/etcd/README.md
@@ -35,7 +35,7 @@ Learn more about the Bitnami tagging policy and the difference between rolling t
 
 
 * [`3-ol-7`, `3.3.9-ol-7-r10` (3/ol-7/Dockerfile)](https://github.com/bitnami/bitnami-docker-etcd/blob/3.3.9-ol-7-r10/3/ol-7/Dockerfile)
-* [`3-debian-9`, `3.3.9-debian-9-r20`, `3`, `3.3.9`, `3.3.9-r20`, `latest` (3/Dockerfile)](https://github.com/bitnami/bitnami-docker-etcd/blob/3.3.9-debian-9-r20/3/Dockerfile)
+* [`3-debian-9`, `3.3.9-debian-9-r21`, `3`, `3.3.9`, `3.3.9-r21`, `latest` (3/Dockerfile)](https://github.com/bitnami/bitnami-docker-etcd/blob/3.3.9-debian-9-r21/3/Dockerfile)
 
 Subscribe to project updates by watching the [bitnami/etcd GitHub repo](https://github.com/bitnami/bitnami-docker-etcd).