diff --git a/pyproject.toml b/pyproject.toml
index 00292bc..b7e5282 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -24,7 +24,7 @@ dependencies = [
     "dask[dataframe,distributed]==2025.10.0",
     "empyrical-reloaded==0.5.12",
     "exchange_calendars==4.11.2",
-    "h5py==3.15.0",
+    "h5py==3.15.1",
     "hurst==0.0.5",
     "ib-fundamental==0.0.5",
     "ib_async==1.0.3",