diff --git a/pkgs/development/python-modules/mido/default.nix b/pkgs/development/python-modules/mido/default.nix
index ae737dc71661..909c224685ce 100644
--- a/pkgs/development/python-modules/mido/default.nix
+++ b/pkgs/development/python-modules/mido/default.nix
@@ -12,11 +12,11 @@
 
 buildPythonPackage rec {
   pname = "mido";
-  version = "1.2.9";
+  version = "1.2.10";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "1k3sgkxc7j49bapib3b5jnircb1yhyyd8mi0mbfd78zgix9db9y4";
+    sha256 = "17b38a8e4594497b850ec6e78b848eac3661706bfc49d484a36d91335a373499";
   };
 
   patches = [