diff --git a/.github/CODEOWNERS b/.github/CODEOWNERS
new file mode 100644
index 00000000..d7629af5
--- /dev/null
+++ b/.github/CODEOWNERS
@@ -0,0 +1 @@
+*       @semaphore-protocol/core-devs
diff --git a/.github/workflows/auto-assign.yml b/.github/workflows/auto-assign.yml
deleted file mode 100644
index f3227ce3..00000000
--- a/.github/workflows/auto-assign.yml
+++ /dev/null
@@ -1,14 +0,0 @@
-name: auto-assign
-
-on:
-    pull_request:
-        types: [opened]
-
-jobs:
-    run:
-        runs-on: ubuntu-latest
-        steps:
-            - uses: wow-actions/auto-assign@v3
-              with:
-                  GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-                  reviewers: org/core-devs