diff --git a/aider/repo.py b/aider/repo.py
index f14f17403..e4597c8e4 100644
--- a/aider/repo.py
+++ b/aider/repo.py
@@ -165,7 +165,7 @@ class GitRepo:
         - --attribute-author: Modify Author name to "User Name (aider)".
         - --attribute-committer: Modify Committer name to "User Name (aider)".
         - --attribute-co-authored-by: Add
-          "Co-authored-by: aider (<model>) <noreply@aider.chat>" trailer to commit message.
+          "Co-authored-by: aider (<model>) <aider@aider.chat>" trailer to commit message.
 
         Behavior Summary:
 
@@ -249,9 +249,7 @@ class GitRepo:
             model_name = "unknown-model"
             if coder and hasattr(coder, "main_model") and coder.main_model.name:
                 model_name = coder.main_model.name
-            commit_message_trailer = (
-                f"\n\nCo-authored-by: aider ({model_name}) <noreply@aider.chat>"
-            )
+            commit_message_trailer = f"\n\nCo-authored-by: aider ({model_name}) <aider@aider.chat>"
 
         # Determine if author/committer names should be modified
         # Author modification applies only to aider edits.
diff --git a/tests/basic/test_repo.py b/tests/basic/test_repo.py
index 0f72c6763..71ba94798 100644
--- a/tests/basic/test_repo.py
+++ b/tests/basic/test_repo.py
@@ -300,7 +300,7 @@ class TestRepo(unittest.TestCase):
 
             # check the commit message and author/committer
             commit = raw_repo.head.commit
-            self.assertIn("Co-authored-by: aider (gpt-test) <noreply@aider.chat>", commit.message)
+            self.assertIn("Co-authored-by: aider (gpt-test) <aider@aider.chat>", commit.message)
             self.assertEqual(commit.message.splitlines()[0], "Aider edit")
             # With default (None), co-authored-by takes precedence
             self.assertEqual(
@@ -355,7 +355,7 @@ class TestRepo(unittest.TestCase):
             # check the commit message and author/committer
             commit = raw_repo.head.commit
             self.assertIn(
-                "Co-authored-by: aider (gpt-test-combo) <noreply@aider.chat>", commit.message
+                "Co-authored-by: aider (gpt-test-combo) <aider@aider.chat>", commit.message
             )
             self.assertEqual(commit.message.splitlines()[0], "Aider combo edit")
             # When co-authored-by is true BUT author/committer are explicit True,