diff --git a/.github/workflows/genJar.yml b/.github/workflows/genJar.yml
index 6bb83854..d6a67b37 100644
--- a/.github/workflows/genJar.yml
+++ b/.github/workflows/genJar.yml
@@ -5,7 +5,7 @@ on: workflow_dispatch
 jobs:
   build:
 
-    runs-on: windows-latest
+    runs-on: ubuntu-20.04
     
     steps:
     - uses: actions/checkout@v2
@@ -16,12 +16,10 @@ jobs:
         distribution: 'adopt'
         cache: gradle
         
+    - name: Grant execute permission to gradlew
+      run: chmod +x ./gradlew
+
     - name: Build with Gradle
-      run: ./build.bat ec
+      run: ./gradlew assembleRelease
         
-    - name: Update spider jar
-      uses: EndBug/add-and-commit@v7
-      with:
-        default_author: github_actions
-        message: 'update spider jar'
-        add: "['./jar/custom_spider.jar', './jar/custom_spider.jar.md5']"
+