diff --git a/pkgs/development/python-modules/arpeggio/default.nix b/pkgs/development/python-modules/arpeggio/default.nix
index b793ff29ddf..045707aee4d 100644
--- a/pkgs/development/python-modules/arpeggio/default.nix
+++ b/pkgs/development/python-modules/arpeggio/default.nix
@@ -6,11 +6,11 @@
 
 buildPythonPackage rec {
   pname = "Arpeggio";
-  version = "1.8.0";
+  version = "1.9.0";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "0rvgwc2nxqf22fjnggswqw2i3sn1f2hhq043vhjr3af7ldfai3l2";
+    sha256 = "a5258b84f76661d558492fa87e42db634df143685a0e51802d59cae7daad8732";
   };
 
   # Shall not be needed for next release