diff --git a/.github/workflows/package-ci.yml b/.github/workflows/package-ci.yml
index e61ac278..38f3d41f 100644
--- a/.github/workflows/package-ci.yml
+++ b/.github/workflows/package-ci.yml
@@ -5,7 +5,9 @@ permissions:
   checks: write
   contents: read
 
-on: [push]
+on:
+  push:
+  pull_request:
 
 jobs:
   build-and-test:
diff --git a/yarn.lock b/yarn.lock
index aa5f89aa..09293468 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -7742,9 +7742,6 @@ __metadata:
   version: 2.1.9
   resolution: "@vitest/pretty-format@npm:2.1.9"
   dependencies:
-    "@vitest/spy": "npm:2.1.9"
-    "@vitest/utils": "npm:2.1.9"
-    chai: "npm:^5.1.2"
     tinyrainbow: "npm:^1.2.0"
   checksum: 10c0/155f9ede5090eabed2a73361094bb35ed4ec6769ae3546d2a2af139166569aec41bb80e031c25ff2da22b71dd4ed51e5468e66a05e6aeda5f14b32e30bc18f00
   languageName: node