diff --git a/build_helpers/pyarrow-18.0.0-cp311-cp311-linux_armv7l.whl b/build_helpers/pyarrow-18.1.0-cp311-cp311-linux_armv7l.whl
similarity index 66%
rename from build_helpers/pyarrow-18.0.0-cp311-cp311-linux_armv7l.whl
rename to build_helpers/pyarrow-18.1.0-cp311-cp311-linux_armv7l.whl
index adb13b65f..d40603a5f 100644
Binary files a/build_helpers/pyarrow-18.0.0-cp311-cp311-linux_armv7l.whl and b/build_helpers/pyarrow-18.1.0-cp311-cp311-linux_armv7l.whl differ
diff --git a/requirements.txt b/requirements.txt
index d91f83856..c3719777e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -25,7 +25,7 @@ jinja2==3.1.4
 tables==3.10.1
 joblib==1.4.2
 rich==13.9.4
-pyarrow==18.0.0; platform_machine != 'armv7l'
+pyarrow==18.1.0; platform_machine != 'armv7l'
 
 # find first, C search in arrays
 py_find_1st==1.1.6