diff --git a/.github/dependabot.yml b/.github/dependabot.yml
new file mode 100644
index 0000000000..373d0858d9
--- /dev/null
+++ b/.github/dependabot.yml
@@ -0,0 +1,39 @@
+# https://docs.github.com/en/github/administering-a-repository/configuration-options-for-dependency-updates
+
+version: 2
+
+updates:
+  - commit-message:
+      include: "scope"
+      prefix: "composer"
+    directory: "/vendor-bin/phpstan"
+    labels:
+      - "dependency"
+    open-pull-requests-limit: 10
+    package-ecosystem: "composer"
+    schedule:
+      interval: "monthly"
+    versioning-strategy: "increase"
+
+  - commit-message:
+      include: "scope"
+      prefix: "composer"
+    directory: "/vendor-bin/psalm"
+    labels:
+      - "dependency"
+    open-pull-requests-limit: 10
+    package-ecosystem: "composer"
+    schedule:
+      interval: "monthly"
+    versioning-strategy: "increase"
+
+  - commit-message:
+      include: "scope"
+      prefix: "github-actions"
+    directory: "/"
+    labels:
+      - "dependency"
+    open-pull-requests-limit: 10
+    package-ecosystem: "github-actions"
+    schedule:
+      interval: "monthly"