diff --git a/bitnami/kong/2/debian-10/Dockerfile b/bitnami/kong/2/debian-10/Dockerfile
index 8dadd810368a..c50260dfe8f4 100644
--- a/bitnami/kong/2/debian-10/Dockerfile
+++ b/bitnami/kong/2/debian-10/Dockerfile
@@ -16,7 +16,7 @@ RUN chmod g+rwX /opt/bitnami
 COPY rootfs /
 RUN /opt/bitnami/scripts/kong/postunpack.sh
 ENV BITNAMI_APP_NAME="kong" \
-    BITNAMI_IMAGE_VERSION="2.5.0-debian-10-r27" \
+    BITNAMI_IMAGE_VERSION="2.5.0-debian-10-r28" \
     PATH="/opt/bitnami/kong/bin:/opt/bitnami/kong/openresty/bin:/opt/bitnami/kong/openresty/luajit/bin:/opt/bitnami/kong/openresty/nginx/sbin:/opt/bitnami/common/bin:$PATH"
 
 EXPOSE 8000 8001 8443 8444
diff --git a/bitnami/kong/2/debian-10/prebuildfs/opt/bitnami/scripts/libvalidations.sh b/bitnami/kong/2/debian-10/prebuildfs/opt/bitnami/scripts/libvalidations.sh
index ca5afc91c7b5..2d7aaa943513 100644
--- a/bitnami/kong/2/debian-10/prebuildfs/opt/bitnami/scripts/libvalidations.sh
+++ b/bitnami/kong/2/debian-10/prebuildfs/opt/bitnami/scripts/libvalidations.sh
@@ -91,6 +91,22 @@ is_true_false_value() {
     fi
 }
 
+########################
+# Check if the provided argument is a boolean 1/0 value
+# Arguments:
+#   $1 - Value to check
+# Returns:
+#   Boolean
+#########################
+is_1_0_value() {
+    local -r bool="${1:-}"
+    if [[ "$bool" =~ ^[10]$ ]]; then
+        true
+    else
+        false
+    fi
+}
+
 ########################
 # Check if the provided argument is an empty string or not defined
 # Arguments:
diff --git a/bitnami/kong/README.md b/bitnami/kong/README.md
index ff018eac2971..04f01f9db8a0 100644
--- a/bitnami/kong/README.md
+++ b/bitnami/kong/README.md
@@ -37,7 +37,7 @@ 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/).
 
 
-* [`2`, `2-debian-10`, `2.5.0`, `2.5.0-debian-10-r27`, `latest` (2/debian-10/Dockerfile)](https://github.com/bitnami/bitnami-docker-kong/blob/2.5.0-debian-10-r27/2/debian-10/Dockerfile)
+* [`2`, `2-debian-10`, `2.5.0`, `2.5.0-debian-10-r28`, `latest` (2/debian-10/Dockerfile)](https://github.com/bitnami/bitnami-docker-kong/blob/2.5.0-debian-10-r28/2/debian-10/Dockerfile)
 
 Subscribe to project updates by watching the [bitnami/kong GitHub repo](https://github.com/bitnami/bitnami-docker-kong).