diff --git a/bitnami/memcached/1/debian-10/Dockerfile b/bitnami/memcached/1/debian-10/Dockerfile
index 61c38a7c6f9d..8359ddc57d65 100644
--- a/bitnami/memcached/1/debian-10/Dockerfile
+++ b/bitnami/memcached/1/debian-10/Dockerfile
@@ -18,7 +18,7 @@ RUN ln -s /opt/bitnami/scripts/memcached/run.sh /run.sh
 COPY rootfs /
 RUN /opt/bitnami/scripts/memcached/postunpack.sh
 ENV BITNAMI_APP_NAME="memcached" \
-    BITNAMI_IMAGE_VERSION="1.6.9-debian-10-r180" \
+    BITNAMI_IMAGE_VERSION="1.6.9-debian-10-r181" \
     PATH="/opt/bitnami/memcached/bin:/opt/bitnami/common/bin:$PATH"
 
 EXPOSE 11211
diff --git a/bitnami/memcached/1/debian-10/prebuildfs/opt/bitnami/scripts/libpersistence.sh b/bitnami/memcached/1/debian-10/prebuildfs/opt/bitnami/scripts/libpersistence.sh
index 55e1bef8d71d..99df69681c27 100644
--- a/bitnami/memcached/1/debian-10/prebuildfs/opt/bitnami/scripts/libpersistence.sh
+++ b/bitnami/memcached/1/debian-10/prebuildfs/opt/bitnami/scripts/libpersistence.sh
@@ -31,7 +31,7 @@ persist_app() {
     local -r install_dir="${BITNAMI_ROOT_DIR}/${app}"
     local -r persist_dir="${BITNAMI_VOLUME_DIR}/${app}"
     # Persist the individual files
-    if [[ "${#files_to_persist[@]}" -lt 0 ]]; then
+    if [[ "${#files_to_persist[@]}" -le 0 ]]; then
         warn "No files are configured to be persisted"
         return
     fi
@@ -87,7 +87,7 @@ restore_persisted_app() {
     local -r install_dir="${BITNAMI_ROOT_DIR}/${app}"
     local -r persist_dir="${BITNAMI_VOLUME_DIR}/${app}"
     # Restore the individual persisted files
-    if [[ "${#files_to_restore[@]}" -lt 0 ]]; then
+    if [[ "${#files_to_restore[@]}" -le 0 ]]; then
         warn "No persisted files are configured to be restored"
         return
     fi
diff --git a/bitnami/memcached/README.md b/bitnami/memcached/README.md
index 2f57f208390b..6682815d423e 100644
--- a/bitnami/memcached/README.md
+++ b/bitnami/memcached/README.md
@@ -44,7 +44,7 @@ Non-root container images add an extra layer of security and are generally recom
 Learn more about the Bitnami tagging policy and the difference between rolling tags and immutable tags [in our documentation page](https://docs.bitnami.com/tutorials/understand-rolling-tags-containers/).
 
 
-* [`1`, `1-debian-10`, `1.6.9`, `1.6.9-debian-10-r180`, `latest` (1/debian-10/Dockerfile)](https://github.com/bitnami/bitnami-docker-memcached/blob/1.6.9-debian-10-r180/1/debian-10/Dockerfile)
+* [`1`, `1-debian-10`, `1.6.9`, `1.6.9-debian-10-r181`, `latest` (1/debian-10/Dockerfile)](https://github.com/bitnami/bitnami-docker-memcached/blob/1.6.9-debian-10-r181/1/debian-10/Dockerfile)
 
 Subscribe to project updates by watching the [bitnami/memcached GitHub repo](https://github.com/bitnami/bitnami-docker-memcached).