diff --git a/.github/workflows/build-cve-2020-9986.yaml b/.github/workflows/build-cve-2020-9986.yaml
index 96e416f..9213cf9 100644
--- a/.github/workflows/build-cve-2020-9986.yaml
+++ b/.github/workflows/build-cve-2020-9986.yaml
@@ -3,8 +3,16 @@ name: "Build CVE-2020-9986"
 on:
   push:
     branches: [ main ]
+    paths:
+      - CVE-2020-9986/**
   pull_request:
     branches: [ main ]
+    paths:
+      - CVE-2020-9986/**
+
+defaults:
+  run:
+    working-directory: CVE-2020-9986/OFReadKeys
 
 jobs:
   lint-swiftlint:
@@ -20,10 +28,6 @@ jobs:
     needs: lint-swiftlint
     env:
       APP: OFReadKeys
-      PROJECT_DIR: CVE-2020-9986/OFReadKeys
-    defaults:
-      run:
-        working-directory: ${{ env.PROJECT_DIR }}
     steps:
       - name: "Checkout code"
         uses: actions/checkout@v2
@@ -39,10 +43,6 @@ jobs:
     needs: lint-swiftlint
     env:
       APP: OFFetchReports
-      PROJECT_DIR: CVE-2020-9986/OFReadKeys
-    defaults:
-      run:
-        working-directory: ${{ env.PROJECT_DIR }}
     steps:
       - name: "Checkout code"
         uses: actions/checkout@v2