diff --git a/aider/coders/__init__.py b/aider/coders/__init__.py
new file mode 100644
index 000000000..342afdc3a
--- /dev/null
+++ b/aider/coders/__init__.py
@@ -0,0 +1,3 @@
+from .base import Coder
+
+__all__ = [Coder]
diff --git a/aider/coder.py b/aider/coders/base.py
similarity index 99%
rename from aider/coder.py
rename to aider/coders/base.py
index 581466443..f186cb56c 100755
--- a/aider/coder.py
+++ b/aider/coders/base.py
@@ -18,7 +18,7 @@ from aider import diffs, editors, models, prompts, utils
 from aider.commands import Commands
 from aider.repomap import RepoMap
 
-from .dump import dump  # noqa: F401
+from ..dump import dump  # noqa: F401
 
 
 class MissingAPIKeyError(ValueError):
diff --git a/aider/main.py b/aider/main.py
index 8d2ade72c..b8485d44f 100644
--- a/aider/main.py
+++ b/aider/main.py
@@ -5,7 +5,7 @@ import configargparse
 import git
 
 from aider import __version__, models
-from aider.coder import Coder
+from aider.coders import Coder
 from aider.io import InputOutput