diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index e21df72..2f742ce 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -2,18 +2,28 @@ version: 2
 
 updates:
   - package-ecosystem: "github-actions"
-    directory: "/"
+    directories:
+      - "/"
+      - "/.github/actions/*"
     schedule:
-      interval: "monthly"
+      interval: monthly
     groups:
       github-actions:
         patterns:
           - "*"
 
+  - package-ecosystem: "docker"
+    schedule:
+      interval: monthly
+    directory: "/"
+    groups:
+      docker:
+        patterns: ["*"]
+
   - package-ecosystem: "gomod"
     directory: "/"
     schedule:
-      interval: "weekly"
+      interval: weekly
     open-pull-requests-limit: 0
     groups:
       go-security: