diff --git a/piker/_daemon.py b/piker/_daemon.py
index 5812152c..e9c9b53b 100644
--- a/piker/_daemon.py
+++ b/piker/_daemon.py
@@ -137,7 +137,7 @@ _data_mods = [
     'piker.brokers.core',
     'piker.brokers.data',
     'piker.data',
-    'piker.data._buffer'
+    'piker.data._sampling'
 ]
 
 
diff --git a/piker/data/__init__.py b/piker/data/__init__.py
index 4629bbc4..772ef2bd 100644
--- a/piker/data/__init__.py
+++ b/piker/data/__init__.py
@@ -52,7 +52,7 @@ from ._sharedmem import (
     get_shm_token,
 )
 from ._source import base_iohlc_dtype, Symbol
-from ._buffer import (
+from ._sampling import (
     _shms,
     _incrementers,
     increment_ohlc_buffer,
diff --git a/piker/data/_buffer.py b/piker/data/_sampling.py
similarity index 100%
rename from piker/data/_buffer.py
rename to piker/data/_sampling.py