diff --git a/src/spyglass/common/common_position.py b/src/spyglass/common/common_position.py
index c7ef812e5..259958181 100644
--- a/src/spyglass/common/common_position.py
+++ b/src/spyglass/common/common_position.py
@@ -291,6 +291,7 @@ def _fix_col_names(spatial_df):
 
         return spatial_df
 
+    @staticmethod
     def _upsample(
         front_LED,
         back_LED,