diff --git a/bitnami/etcd/3.4/debian-11/Dockerfile b/bitnami/etcd/3.4/debian-11/Dockerfile
index 735de84506f0..83fb377e9c88 100644
--- a/bitnami/etcd/3.4/debian-11/Dockerfile
+++ b/bitnami/etcd/3.4/debian-11/Dockerfile
@@ -5,7 +5,7 @@ ARG TARGETARCH
 LABEL org.opencontainers.image.authors="https://bitnami.com/contact" \
       org.opencontainers.image.description="Application packaged by Bitnami" \
       org.opencontainers.image.licenses="Apache-2.0" \
-      org.opencontainers.image.ref.name="3.4.23-debian-11-r19" \
+      org.opencontainers.image.ref.name="3.4.23-debian-11-r20" \
       org.opencontainers.image.source="https://github.com/bitnami/containers/tree/main/bitnami/etcd" \
       org.opencontainers.image.title="etcd" \
       org.opencontainers.image.vendor="VMware, Inc." \
diff --git a/bitnami/etcd/3.4/debian-11/rootfs/opt/bitnami/scripts/libetcd.sh b/bitnami/etcd/3.4/debian-11/rootfs/opt/bitnami/scripts/libetcd.sh
index 1c481f3ffd16..02ed5ab5b837 100644
--- a/bitnami/etcd/3.4/debian-11/rootfs/opt/bitnami/scripts/libetcd.sh
+++ b/bitnami/etcd/3.4/debian-11/rootfs/opt/bitnami/scripts/libetcd.sh
@@ -689,6 +689,9 @@ etcd_initialize() {
                 extra_flags+=("--peer-urls=$ETCD_INITIAL_ADVERTISE_PEER_URLS")
                 etcdctl member add "$ETCD_NAME" "${extra_flags[@]}" | grep "^ETCD_" >"$ETCD_NEW_MEMBERS_ENV_FILE"
                 replace_in_file "$ETCD_NEW_MEMBERS_ENV_FILE" "^" "export "
+                # The value of ETCD_INITIAL_CLUSTER_STATE must be changed for it to be correctly added to the existing cluster
+                # https://etcd.io/docs/v3.3/op-guide/configuration/#--initial-cluster-state
+                export ETCD_INITIAL_CLUSTER_STATE=existing
                 etcd_store_member_id
             elif ! is_empty_value "$member_id"; then
                 info "Updating member in existing cluster"