diff --git a/.gitattributes b/.gitattributes
index 5885da6d..1fd3a855 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -9,6 +9,7 @@
 /.github/workflows/stale.yml         	linguist-generated
 /.github/workflows/upgrade-master.yml	linguist-generated
 /.gitignore                          	linguist-generated
+/.mergify.yml                        	linguist-generated
 /.npmignore                          	linguist-generated
 /.projen/**                          	linguist-generated
 /.projen/deps.json                   	linguist-generated
diff --git a/.gitignore b/.gitignore
index 465d796a..2643505b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -36,6 +36,7 @@ junit.xml
 !/.github/workflows/build.yml
 /dist/changelog.md
 /dist/version.txt
+!/.mergify.yml
 !/.github/pull_request_template.md
 !/test/
 !/tsconfig.dev.json
diff --git a/.mergify.yml b/.mergify.yml
new file mode 100644
index 00000000..ebf847d8
--- /dev/null
+++ b/.mergify.yml
@@ -0,0 +1,15 @@
+# ~~ Generated by projen. To modify, edit .projenrc.js and run "npx projen".
+
+pull_request_rules:
+  - name: Automatic merge on approval and successful build
+    actions:
+      merge:
+        method: squash
+        commit_message: title+body
+        strict: smart
+        strict_method: merge
+      delete_head_branch: {}
+    conditions:
+      - "#approved-reviews-by>=1"
+      - -label~=(do-not-merge)
+      - status-success=build
diff --git a/.npmignore b/.npmignore
index 7956cf2e..4fe3d895 100644
--- a/.npmignore
+++ b/.npmignore
@@ -5,6 +5,7 @@ junit.xml
 /coverage/
 /dist/changelog.md
 /dist/version.txt
+/.mergify.yml
 /test/
 /tsconfig.dev.json
 /src/
diff --git a/.projenrc.js b/.projenrc.js
index e8734849..3f40ceb9 100644
--- a/.projenrc.js
+++ b/.projenrc.js
@@ -33,7 +33,6 @@ const project = new AwsCdkConstructLibrary({
   releaseWorkflow: true,
   npmAccess: NpmAccess.PUBLIC,
   cdkAssert: true,
-  mergify: false,
   docgen: true,
   eslint: true,
   publishToPypi: {