diff --git a/.github/workflows/codeowners-v2.yml b/.github/workflows/codeowners-v2.yml
index c4b2f65981ba..b7f875cce01b 100644
--- a/.github/workflows/codeowners-v2.yml
+++ b/.github/workflows/codeowners-v2.yml
@@ -67,7 +67,7 @@ jobs:
         run: nix-build trusted/ci -A codeownersValidator
 
       - uses: actions/create-github-app-token@df432ceedc7162793a195dd1713ff69aefc7379e # v2.0.6
-        if: vars.OWNER_RO_APP_ID
+        if: github.event_name == 'pull_request_target' && vars.OWNER_RO_APP_ID
         id: app-token
         with:
           app-id: ${{ vars.OWNER_RO_APP_ID }}
@@ -103,7 +103,7 @@ jobs:
         run: nix-build trusted/ci -A requestReviews
 
       - uses: actions/create-github-app-token@df432ceedc7162793a195dd1713ff69aefc7379e # v2.0.6
-        if: vars.OWNER_APP_ID
+        if: github.event_name == 'pull_request_target' && vars.OWNER_APP_ID
         id: app-token
         with:
           app-id: ${{ vars.OWNER_APP_ID }}
diff --git a/.github/workflows/reviewers.yml b/.github/workflows/reviewers.yml
index 884cd2b266a6..a859ac70acb1 100644
--- a/.github/workflows/reviewers.yml
+++ b/.github/workflows/reviewers.yml
@@ -44,7 +44,7 @@ jobs:
       # See ./codeowners-v2.yml, reuse the same App because we need the same permissions
       # Can't use the token received from permissions above, because it can't get enough permissions
       - uses: actions/create-github-app-token@df432ceedc7162793a195dd1713ff69aefc7379e # v2.0.6
-        if: vars.OWNER_APP_ID
+        if: github.event_name == 'pull_request_target' && vars.OWNER_APP_ID
         id: app-token
         with:
           app-id: ${{ vars.OWNER_APP_ID }}