From 2ef97a0b156955da1838bf26d83a8039f3d6766f Mon Sep 17 00:00:00 2001
From: MatteoGiomi <matteo.giomi@posteo.net>
Date: Fri, 26 Jun 2026 10:54:35 +0200
Subject: [PATCH] fix(deps): explicitly add pyarrow dep.

---
 pyproject.toml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pyproject.toml b/pyproject.toml
index fb23845..04bc715 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -28,6 +28,7 @@ dependencies = [
     "joblib~=1.2",
     "numba~=0.59",
     "polars>=1.8",
+    "pyarrow>=10.0,<22", # 22+ dropped Python 3.9 support
 ]
 
 [project.optional-dependencies]