diff --git a/bitnami/cluster-autoscaler/1/debian-9/Dockerfile b/bitnami/cluster-autoscaler/1/debian-9/Dockerfile
index 45d2162190eb..78d0d0bd4944 100644
--- a/bitnami/cluster-autoscaler/1/debian-9/Dockerfile
+++ b/bitnami/cluster-autoscaler/1/debian-9/Dockerfile
@@ -13,7 +13,7 @@ LABEL maintainer "Bitnami <containers@bitnami.com>"
 
 COPY --from=buildenv /opt/bitnami/cluster-autoscaler /opt/bitnami/cluster-autoscaler
 ENV BITNAMI_APP_NAME="cluster-autoscaler" \
-    BITNAMI_IMAGE_VERSION="1.3.1-debian-9-r30" \
+    BITNAMI_IMAGE_VERSION="1.3.1-debian-9-r31" \
     PATH="/opt/bitnami/cluster-autoscaler/bin:$PATH"
 
 RUN install_packages ca-certificates
diff --git a/bitnami/cluster-autoscaler/README.md b/bitnami/cluster-autoscaler/README.md
index 0f457b911c9e..d9dadac9d040 100644
--- a/bitnami/cluster-autoscaler/README.md
+++ b/bitnami/cluster-autoscaler/README.md
@@ -36,7 +36,7 @@ Learn more about the Bitnami tagging policy and the difference between rolling t
 
 
 * [`1-ol-7`, `1.3.1-ol-7-r25` (1/ol-7/Dockerfile)](https://github.com/bitnami/bitnami-docker-cluster-autoscaler/blob/1.3.1-ol-7-r25/1/ol-7/Dockerfile)
-* [`1-debian-9`, `1.3.1-debian-9-r30`, `1`, `1.3.1`, `1.3.1-r30`, `latest` (1/Dockerfile)](https://github.com/bitnami/bitnami-docker-cluster-autoscaler/blob/1.3.1-debian-9-r30/1/Dockerfile)
+* [`1-debian-9`, `1.3.1-debian-9-r31`, `1`, `1.3.1`, `1.3.1-r31`, `latest` (1/Dockerfile)](https://github.com/bitnami/bitnami-docker-cluster-autoscaler/blob/1.3.1-debian-9-r31/1/Dockerfile)
 
 Subscribe to project updates by watching the [bitnami/cluster-autoscaler GitHub repo](https://github.com/bitnami/bitnami-docker-cluster-autoscaler).