diff --git a/src/spikeinterface/core/base.py b/src/spikeinterface/core/base.py
index d25f1bf97b..ff9f841e8e 100644
--- a/src/spikeinterface/core/base.py
+++ b/src/spikeinterface/core/base.py
@@ -972,7 +972,7 @@ def save_to_zarr(
         filters: list[numcodecs.Codec] or None, default: None
             Global filters for zarr (global)
         compressor_by_dataset: dict or None, default: None
-            Optional compressor per dataset.:
+            Optional compressor per dataset:
                 - traces
                 - times
             If None, the global compressor is used