diff --git a/pkgs/development/python-modules/arro3/default.nix b/pkgs/development/python-modules/arro3/default.nix
index c278dbc4d9c4..23c510335174 100644
--- a/pkgs/development/python-modules/arro3/default.nix
+++ b/pkgs/development/python-modules/arro3/default.nix
@@ -10,19 +10,19 @@
   pandas,
 }:
 let
-  version = "0.8.0";
+  version = "0.8.1";
 
   src = fetchFromGitHub {
     owner = "kylebarron";
     repo = "arro3";
     tag = "py-v${version}";
-    hash = "sha256-Zlc+M+h8pgYLLhEGgv2W6YfahYtdm9Q8ezVK+Kwd2lw=";
+    hash = "sha256-24aMiFHQdwZwTthPt7GILjQzbbLp3K2UcXYw3ZGWUJ4=";
   };
 
   cargoDeps = rustPlatform.fetchCargoVendor {
     inherit version src;
     pname = "arro3-vendor";
-    hash = "sha256-f36qIkQIu6Jl2hb3HJaMpnLbWVaR3z4WrQ1aLZr4VvQ=";
+    hash = "sha256-8pD7vfGtwknUKLQ/DARmRvvnffBqbGLY9lWJgU7VvWM=";
   };
 
   commonMeta = {