diff --git a/Dockerfile b/Dockerfile
index e8ec3ba..679ff63 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,31 +1,37 @@
-FROM alpine:3.19
+FROM alpine:3.21
 
 RUN apk --no-cache add \
     bash \
-    curl>7.77.0-r0 \
+    curl \
     git \
     libc6-compat \
     openssh-client \
     py3-pip \
     py3-wheel \
     python3 \
-    yamllint=1.33.0-r0
+    yamllint
 
 # Install Yamale YAML schema validator
-ARG yamale_version=4.0.4
+ARG yamale_version=6.0.0
 LABEL yamale-version=$yamale_version
 RUN pip install --break-system-packages "yamale==$yamale_version"
 
 ARG TARGETPLATFORM
 # Install kubectl
-ARG kubectl_version=v1.30.0
+ARG kubectl_version=v1.32.0
 LABEL kubectl-version=$kubectl_version
-RUN curl -LO "https://storage.googleapis.com/kubernetes-release/release/$kubectl_version/bin/$TARGETPLATFORM/kubectl" && \
-    chmod +x kubectl && \
-    mv kubectl /usr/local/bin/
+RUN targetArch=$(echo $TARGETPLATFORM | cut -f2 -d '/') \
+    && if [ ${targetArch} = "amd64" ]; then \
+    HELM_ARCH="linux/amd64"; \
+elif [ ${targetArch} = "arm64" ]; then \
+    HELM_ARCH="linux/arm64"; \
+fi \
+    && curl -LO "dl.k8s.io/$kubectl_version/bin/$HELM_ARCH/kubectl" \
+    && chmod +x kubectl \
+    && mv kubectl /usr/local/bin/
 
 # Install Helm
-ARG helm_version=v3.14.4
+ARG helm_version=v3.16.4
 LABEL helm-version=$helm_version
 RUN targetArch=$(echo $TARGETPLATFORM | cut -f2 -d '/') \
     && if [ ${targetArch} = "amd64" ]; then \