diff --git a/metagpt/utils/dependency_file.py b/metagpt/utils/dependency_file.py
index c8b3bc4a4..9ecead244 100644
--- a/metagpt/utils/dependency_file.py
+++ b/metagpt/utils/dependency_file.py
@@ -96,7 +96,8 @@ class DependencyFile:
             key = Path(filename).relative_to(root)
         except ValueError:
             key = filename
-        return set(self._dependencies.get(str(key), {}))
+        key = re.sub(r"\\+", "/", str(key))
+        return set(self._dependencies.get(key, {}))
 
     def delete_file(self):
         """Delete the dependency file."""
diff --git a/tests/metagpt/test_incremental_dev.py b/tests/metagpt/test_incremental_dev.py
index 964d4c757..92001a5d1 100644
--- a/tests/metagpt/test_incremental_dev.py
+++ b/tests/metagpt/test_incremental_dev.py
@@ -45,6 +45,7 @@ PROJECT_NAMES = [
 ]
 
 
+@pytest.mark.skip
 def test_simple_add_calculator():
     result = get_incremental_dev_result(IDEAS[0], PROJECT_NAMES[0])
     log_and_check_result(result)
@@ -115,8 +116,11 @@ def get_incremental_dev_result(idea, project_name, use_review=True):
     if not project_path.exists():
         # If the project does not exist, extract the project file
         try:
-            # Use the tar command to extract the .zip file
-            subprocess.run(["tar", "-xf", f"{project_path}.zip", "-C", str(project_path.parent)], check=True)
+            if os.name == "nt":
+                subprocess.run(["tar", "-xf", f"{project_path}.zip", "-C", str(project_path.parent)], check=True)
+            else:
+                subprocess.run(["unzip", f"{project_path}.zip", "-d", str(project_path.parent)], check=True)
+            logger.info(f"Extracted project {project_name} successfully.")
         except subprocess.CalledProcessError as e:
             # If the extraction fails, throw an exception
             raise Exception(f"Failed to extract project {project_name}. Error: {e}")