diff --git a/aider/coders/base_coder.py b/aider/coders/base_coder.py
index 188778866..9095c1179 100755
--- a/aider/coders/base_coder.py
+++ b/aider/coders/base_coder.py
@@ -190,9 +190,6 @@ class Coder:
         for fname in self.get_inchat_relative_files():
             self.io.tool_output(f"Added {fname} to the chat.")
 
-        if self.repo:
-            self.repo.add_new_files(fname for fname in fnames if not Path(fname).is_dir())
-
         self.summarizer = ChatSummary()
         self.summarizer_thread = None
         self.summarized_done_messages = None
diff --git a/aider/repo.py b/aider/repo.py
index 37652a858..deb14fa51 100644
--- a/aider/repo.py
+++ b/aider/repo.py
@@ -49,16 +49,6 @@ class GitRepo:
         self.repo = git.Repo(repo_paths.pop(), odbt=git.GitDB)
         self.root = utils.safe_abs_path(self.repo.working_tree_dir)
 
-    def add_new_files(self, fnames):
-        cur_files = [str(Path(fn).resolve()) for fn in self.get_tracked_files()]
-        for fname in fnames:
-            if str(Path(fname).resolve()) in cur_files:
-                continue
-            if not Path(fname).exists():
-                continue
-            self.io.tool_output(f"Adding {fname} to git")
-            self.repo.git.add(fname)
-
     def commit(self, context=None, prefix=None, message=None):
         if not self.repo.is_dirty():
             return