diff --git a/holoviews/plotting/bokeh/callbacks.py b/holoviews/plotting/bokeh/callbacks.py
index 26da472aac..8380889aa9 100644
--- a/holoviews/plotting/bokeh/callbacks.py
+++ b/holoviews/plotting/bokeh/callbacks.py
@@ -10,7 +10,7 @@
                         PlotSize, Draw, BoundsXY, PlotReset)
 from ...streams import PositionX, PositionY, PositionXY, Bounds # Deprecated: remove in 2.0
 from ..comms import JupyterCommJS, Comm
-from .util import convert_timestamp
+from .util import convert_timestamp, bokeh_version
 
 
 class MessageCallback(object):