diff --git a/src/utils/funcignore.ts b/src/utils/funcignore.ts
index ab362468b..d3192ef27 100644
--- a/src/utils/funcignore.ts
+++ b/src/utils/funcignore.ts
@@ -35,7 +35,7 @@ export class FuncIgnore {
 
         const allFiles: string[] = glob.sync(`${sanitizedWorkingDir}/**/*`, { dot: true });
         allFiles.forEach(name => {
-            const filename = name.replace(`${working_dir}\\`, '');
+            const filename = name.replace(`${working_dir}/`, '');
             Logger.Warn(`filename ==> ${filename}`);
 
             if (ignoreParser.ignores(filename)) {
diff --git a/tests/handlers/contentPreparer.spec.ts b/tests/handlers/contentPreparer.spec.ts
index af0a53a79..facb42520 100644
--- a/tests/handlers/contentPreparer.spec.ts
+++ b/tests/handlers/contentPreparer.spec.ts
@@ -114,7 +114,7 @@ describe('Check ContentPreparer', function () {
 
   it('should remove unnecessary files according to .funcignore', async function() {
     const preparer = new ContentPreparer();
-    const folderPath = `${_rootPath}\\tests\\samples\\PythonAppFuncignoreFolder`;
+    const folderPath = `${_rootPath}/tests/samples/PythonAppFuncignoreFolder`;
     process.env.RUNNER_TEMP = `${_rootPath}/tests/temp`;
 
     const params = Builder.GetDefaultActionParameters();