diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 83fa796..43ed8da 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -21,7 +21,11 @@ defaults:
 jobs:
   runpypi:
     runs-on: ubuntu-latest
-    environment: deploy
+    environment:
+      name: deploy
+      url: https://pypi.org/p/mda-xdrlib
+    permissions:
+      id-token: write
     strategy:
       fail-fast: false
     steps:
@@ -37,7 +41,11 @@ jobs:
 
   runtestpypi:
     runs-on: ubuntu-latest
-    environment: deploy
+    environment:
+      name: deploy
+      url: https://test.pypi.org/p/mda-xdrlib
+    permissions:
+      id-token: write
     strategy:
       fail-fast: false
     steps:
@@ -56,7 +64,11 @@ jobs:
 
   runtestpypi_griddataformats:
     runs-on: ubuntu-latest
-    environment: deploy
+    environment:
+      name: deploy
+      url: https://test.pypi.org/p/GridDataFormats
+    permissions:
+      id-token: write
     strategy:
       fail-fast: false
     steps: