diff --git a/keras_contrib/callbacks/__init__.py b/keras_contrib/callbacks/__init__.py
new file mode 100644
index 0000000..a64ec7e
--- /dev/null
+++ b/keras_contrib/callbacks/__init__.py
@@ -0,0 +1 @@
+from .snapshot import SnapshotCallbackBuilder, SnapshotModelCheckpoint
diff --git a/keras_contrib/callbacks.py b/keras_contrib/callbacks/snapshot.py
similarity index 100%
rename from keras_contrib/callbacks.py
rename to keras_contrib/callbacks/snapshot.py
diff --git a/tests/keras_contrib/callbacks_test.py b/tests/keras_contrib/callbacks/snapshot_test.py
similarity index 100%
rename from tests/keras_contrib/callbacks_test.py
rename to tests/keras_contrib/callbacks/snapshot_test.py