diff --git a/src/spyglass/spikesorting/analysis/v1/group.py b/src/spyglass/spikesorting/analysis/v1/group.py
index 06dd73593..34041117b 100644
--- a/src/spyglass/spikesorting/analysis/v1/group.py
+++ b/src/spyglass/spikesorting/analysis/v1/group.py
@@ -3,7 +3,6 @@
 
 import datajoint as dj
 import numpy as np
-from ripple_detection import get_multiunit_population_firing_rate
 
 from spyglass.common import Session  # noqa: F401
 from spyglass.settings import test_mode