diff --git a/src/serena/agent.py b/src/serena/agent.py
index d52215ca..3096a7da 100644
--- a/src/serena/agent.py
+++ b/src/serena/agent.py
@@ -597,15 +597,16 @@ class ListDirTool(Tool):
         :return: a JSON object with the names of directories and files within the given directory
         """
 
-        def is_ignored_dir(abs_path: str):
+        def is_ignored_path(abs_path: str):
             rel_path = os.path.relpath(abs_path, self.project_root)
-            return self.language_server.is_ignored_path(rel_path)
+            return self.language_server.is_ignored_path(rel_path, ignore_unsupported_files=False)
 
         dirs, files = scan_directory(
             os.path.join(self.project_root, relative_path),
             relative_to=self.project_root,
             recursive=recursive,
-            is_ignored_dir=is_ignored_dir,
+            is_ignored_dir=is_ignored_path,
+            is_ignored_file=is_ignored_path,
         )
 
         result = json.dumps({"dirs": dirs, "files": files})
diff --git a/src/serena/util/file_system.py b/src/serena/util/file_system.py
index bd29e961..8d7ed90f 100644
--- a/src/serena/util/file_system.py
+++ b/src/serena/util/file_system.py
@@ -7,12 +7,14 @@ def scan_directory(
     recursive: bool = False,
     relative_to: str | None = None,
     is_ignored_dir: Callable[[str], bool] = lambda x: False,
+    is_ignored_file: Callable[[str], bool] = lambda x: False,
 ) -> tuple[list[str], list[str]]:
     """
     :param path: the path to scan
     :param recursive: whether to recursively scan subdirectories
     :param relative_to: the path to which the results should be relative to; if None, provide absolute paths
     :param is_ignored_dir: a function with which to determine whether the given directory (abs. path) shall be ignored
+    :param is_ignored_file: a function with which to determine whether the given file (abs. path) shall be ignored
     :return: the list of directories and files
     """
     files = []
@@ -31,7 +33,8 @@ def scan_directory(
                 result_path = entry_path
 
             if entry.is_file():
-                files.append(result_path)
+                if not is_ignored_file(entry_path):
+                    files.append(result_path)
             elif entry.is_dir():
                 if not is_ignored_dir(entry_path):
                     directories.append(result_path)