diff --git a/.github/dependabot.yml b/.github/dependabot.yml
new file mode 100644
index 0000000..38957f6
--- /dev/null
+++ b/.github/dependabot.yml
@@ -0,0 +1,12 @@
+version: 2
+updates:
+  # Maintain dependencies for GitHub Actions
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "daily"
+  # Maintain Docker images updated
+  - package-ecosystem: "docker"
+    directory: "/"
+    schedule:
+      interval: "daily"
\ No newline at end of file
diff --git a/Dockerfile b/Dockerfile
index 91358aa..af32006 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,10 +1,11 @@
-FROM alpine:3.15
+FROM alpine:3.15.1
 
 LABEL maintainer="team@appwrite.io"
 
 RUN echo 'hosts: files dns' >> /etc/nsswitch.conf
 
-RUN apk add --no-cache \
+RUN apk -U upgrade && \
+    apk add --no-cache \
         tzdata \
         bash \
         ca-certificates && \