diff --git a/pyproject.toml b/pyproject.toml
index 68f7dd0..09bfa89 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -23,7 +23,7 @@ dependencies = [
     "bottleneck==1.4.2",
     "dask[dataframe,distributed]==2024.12.1",
     "empyrical-reloaded==0.5.11",
-    "exchange_calendars==4.6",
+    "exchange_calendars==4.7",
     "h5py==3.12.1",
     "hurst==0.0.5",
     "ib-fundamental==0.0.5",