diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 8f4fb9d8a..5d67a930c 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -8,6 +8,7 @@ on:
 jobs:
   dists-and-docs:
     runs-on: ubuntu-latest
+    if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.event.pull_request.base.repo.full_name
     steps:
       - name: Checkout repository
         uses: actions/checkout@v3
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 218dd54ec..61fc9d151 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -8,6 +8,7 @@ on:
 jobs:
   check:
     runs-on: ubuntu-latest
+    if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.event.pull_request.base.repo.full_name
     steps:
       - name: Checkout repository
         uses: actions/checkout@v3
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index d5f97cc42..ca03501ba 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -8,6 +8,7 @@ on:
 jobs:
   pytest:
     runs-on: ubuntu-latest
+    if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.event.pull_request.base.repo.full_name
     steps:
       - name: Checkout repository
         uses: actions/checkout@v3