diff --git a/.travis.yml b/.travis.yml
index a065893..37078b5 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -8,8 +8,8 @@ env:
   DOCKER_IMAGE=dtzar/helm-kubectl
   DOCKER_TAG_MAJOR=3
   TAG_LATEST=true
-  DOCKER_TAG=3.5.2
-  KUBE_VERSION=1.20.2
+  DOCKER_TAG=3.5.3
+  KUBE_VERSION=1.20.4
 
 services:
   - docker
diff --git a/Makefile b/Makefile
index 97f4782..e147fb6 100644
--- a/Makefile
+++ b/Makefile
@@ -7,11 +7,11 @@ BUILD_DATE ?= `date -u +"%Y-%m-%dT%H:%M:%SZ"`
 
 # Note: Latest version of kubectl may be found at:
 # https://github.com/kubernetes/kubernetes/releases
-KUBE_VERSION = "1.20.2"
+KUBE_VERSION = "1.20.4"
 
 # Note: Latest version of helm may be found at
 # https://github.com/kubernetes/helm/releases
-HELM_VERSION = "3.5.1"
+HELM_VERSION = "3.5.3"
 
 docker_build:
 	@docker build \
diff --git a/README.md b/README.md
index f47a6b4..878e559 100644
--- a/README.md
+++ b/README.md
@@ -9,6 +9,7 @@
 
 Supported tags and release links
 
+* [3.5.3](https://github.com/dtzar/helm-kubectl/releases/tag/3.5.3) - helm v3.5.3, kubectl v1.20.4, alpine 3.13
 * [3.5.2](https://github.com/dtzar/helm-kubectl/releases/tag/3.5.2) - helm v3.5.2, kubectl v1.20.2, alpine 3.13
 * [3.5.1](https://github.com/dtzar/helm-kubectl/releases/tag/3.5.1) - helm v3.5.1, kubectl v1.20.2, alpine 3.13
 * [3.5.0](https://github.com/dtzar/helm-kubectl/releases/tag/3.5.0) - helm v3.5.0, kubectl v1.20.2, alpine 3.12