diff --git a/.forgejo/workflows/ci.yml b/.forgejo/workflows/ci.yml
index ce6926b..c41b569 100644
--- a/.forgejo/workflows/ci.yml
+++ b/.forgejo/workflows/ci.yml
@@ -2,6 +2,7 @@ name: CI
 
 on:
   push:
+  pull_request:
 
 jobs:
   test:
@@ -24,13 +25,13 @@ jobs:
 
       - name: Install project deps (including test extras)
         env:
-          PATH: ${{ env.PATH }}:/root/.local/bin
+          PATH: "$PATH:/root/.local/bin"
         run: |
           poetry install --with test
 
       - name: Run test script
         env:
-          PATH: ${{ env.PATH }}:/root/.local/bin
+          PATH: "$PATH:/root/.local/bin"
         run: |
           chmod +x ./tests.sh
           ./tests.sh