diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 9ee73a9..ba59101 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -6,6 +6,8 @@ on:
       - '*'
     paths:
       - "web/**"
+  pull_request:
+    types: [opened, reopened, synchronize]
 
 jobs:
   build-site-test:
diff --git a/.github/workflows/eslint.yml b/.github/workflows/eslint.yml
index ea6708a..2dc0965 100644
--- a/.github/workflows/eslint.yml
+++ b/.github/workflows/eslint.yml
@@ -8,6 +8,8 @@ on:
        - "api/**"
        - "bot/**"
        - "web/**"
+   pull_request:
+     types: [opened, reopened, synchronize]
 
 jobs:
   lint: