diff --git a/pyproject.toml b/pyproject.toml
index c860cff..f46ba9a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -99,7 +99,7 @@ web = [
   "pandas==2.3.3",
   "python-dateutil==2.9.0.post0",
   # data serialization
-  "pyarrow==22.0.0",
+  "pyarrow==25.0.0",
   # plots
   "holoviews==1.22.1",
   "hvplot==0.12.1",