diff --git a/requirements.txt b/requirements.txt
index 9a03b4f..7d892e4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -15,4 +15,4 @@ openai~=1.38
 mapclassify~=2.8
 duckdb~=1.1
 typing-extensions~=4.12
-pyarrow~=17.0
+pyarrow~=18.1