diff --git a/.github/workflows/automerge.yml b/.github/workflows/automerge.yml
new file mode 100644
index 00000000000..be8935abdc3
--- /dev/null
+++ b/.github/workflows/automerge.yml
@@ -0,0 +1,34 @@
+name: Automerge
+
+on:
+  pull_request:
+    types:
+      - labeled
+      - unlabeled
+      - synchronize
+      - opened
+      - edited
+      - ready_for_review
+      - reopened
+      - unlocked
+  check_suite:
+    types:
+      - completed
+  status: {}
+
+jobs:
+  automerge:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+      pull-requests: write
+    steps:
+      - id: automerge
+        name: Automerge
+        uses: "pascalgn/automerge-action"
+        env:
+          GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
+          MERGE_LABELS: "automerge"
+          MERGE_REMOVE_LABELS: "automerge"
+          MERGE_METHOD: "squash"
+          BASE_BRANCHES: "6.x"
diff --git a/.github/workflows/test-files.yml b/.github/workflows/test-files.yml
index 7fb41afdccc..9b5bbf36270 100644
--- a/.github/workflows/test-files.yml
+++ b/.github/workflows/test-files.yml
@@ -17,6 +17,7 @@ on:
       - '!installers-conda/**'
       - '!.github/workflows/installers-conda.yml'
       - '!.github/workflows/build-subrepos.yml'
+      - '!.github/workflows/automerge.yml'
 
   pull_request:
     branches:
@@ -34,6 +35,7 @@ on:
       - '!installers-conda/**'
       - '!.github/workflows/installers-conda.yml'
       - '!.github/workflows/build-subrepos.yml'
+      - '!.github/workflows/automerge.yml'
 
   workflow_dispatch:
 
diff --git a/.github/workflows/test-linux.yml b/.github/workflows/test-linux.yml
index 17fbf99e2c6..5351db5b2df 100644
--- a/.github/workflows/test-linux.yml
+++ b/.github/workflows/test-linux.yml
@@ -17,6 +17,7 @@ on:
       - '!installers-conda/**'
       - '!.github/workflows/installers-conda.yml'
       - '!.github/workflows/build-subrepos.yml'
+      - '!.github/workflows/automerge.yml'
 
   pull_request:
     branches:
@@ -34,6 +35,7 @@ on:
       - '!installers-conda/**'
       - '!.github/workflows/installers-conda.yml'
       - '!.github/workflows/build-subrepos.yml'
+      - '!.github/workflows/automerge.yml'
 
   workflow_dispatch:
     inputs:
diff --git a/.github/workflows/test-mac.yml b/.github/workflows/test-mac.yml
index ff283d444ed..81c1a1d66ea 100644
--- a/.github/workflows/test-mac.yml
+++ b/.github/workflows/test-mac.yml
@@ -17,6 +17,7 @@ on:
       - '!installers-conda/**'
       - '!.github/workflows/installers-conda.yml'
       - '!.github/workflows/build-subrepos.yml'
+      - '!.github/workflows/automerge.yml'
 
   pull_request:
     branches:
@@ -34,6 +35,7 @@ on:
       - '!installers-conda/**'
       - '!.github/workflows/installers-conda.yml'
       - '!.github/workflows/build-subrepos.yml'
+      - '!.github/workflows/automerge.yml'
 
   workflow_dispatch:
     inputs:
diff --git a/.github/workflows/test-win.yml b/.github/workflows/test-win.yml
index a6f74c8fb57..d5f73845012 100644
--- a/.github/workflows/test-win.yml
+++ b/.github/workflows/test-win.yml
@@ -17,6 +17,7 @@ on:
       - '!installers-conda/**'
       - '!.github/workflows/installers-conda.yml'
       - '!.github/workflows/build-subrepos.yml'
+      - '!.github/workflows/automerge.yml'
 
   pull_request:
     branches:
@@ -34,6 +35,7 @@ on:
       - '!installers-conda/**'
       - '!.github/workflows/installers-conda.yml'
       - '!.github/workflows/build-subrepos.yml'
+      - '!.github/workflows/automerge.yml'
 
   workflow_dispatch:
     inputs: