diff --git a/.github/workflows/sync-extension.yml b/.github/workflows/sync-extension.yml
index 90f67112..6691eb4a 100644
--- a/.github/workflows/sync-extension.yml
+++ b/.github/workflows/sync-extension.yml
@@ -198,6 +198,11 @@ jobs:
         fi
         echo "✅ All required WASM files verified"
         
+        # Clean up temporary directory
+        cd ..
+        rm -rf extension-temp
+        echo "🧹 Cleaned up extension-temp directory"
+        
     - name: Check for changes
       if: steps.release.outputs.skip != 'true'
       id: changes
diff --git a/.gitignore b/.gitignore
index 6358918f..9851609e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -41,3 +41,6 @@ Thumbs.db
 snapshot_*.json
 *.test.js.map
 
+# Temporary directories from sync workflows
+extension-temp/
+
diff --git a/jest.config.js b/jest.config.js
index 89fac8a9..1ec5d2fe 100644
--- a/jest.config.js
+++ b/jest.config.js
@@ -23,5 +23,7 @@ module.exports = {
   },
   moduleFileExtensions: ['ts', 'tsx', 'js', 'jsx', 'json'],
   setupFilesAfterEnv: ['<rootDir>/tests/setup.ts'],
+  // Ignore temporary directories from sync workflows
+  modulePathIgnorePatterns: ['<rootDir>/extension-temp', '<rootDir>/.github'],
 };