diff --git a/requirements-bluesky.txt b/requirements-bluesky.txt
index 594caea8..64dbabdc 100644
--- a/requirements-bluesky.txt
+++ b/requirements-bluesky.txt
@@ -1,2 +1,3 @@
 tiled[client]>=0.1.0a74
 databroker[all]>=2.0.0b10
+bottleneck