diff --git a/pkgs/by-name/mt/mt32emu-qt/package.nix b/pkgs/by-name/mt/mt32emu-qt/package.nix
index b01f64d08d18..b30c7f30aa3e 100644
--- a/pkgs/by-name/mt/mt32emu-qt/package.nix
+++ b/pkgs/by-name/mt/mt32emu-qt/package.nix
@@ -19,13 +19,13 @@
 
 stdenv.mkDerivation (finalAttrs: {
   pname = "mt32emu-qt";
-  version = "1.12.1";
+  version = "1.12.2";
 
   src = fetchFromGitHub {
     owner = "munt";
     repo = "munt";
     tag = "mt32emu_qt_${lib.replaceString "." "_" finalAttrs.version}";
-    hash = "sha256-O9x+uL1QnixXNl/rTCnGwbutoCs6bI8vCmkhAWJW4Do=";
+    hash = "sha256-QuOQvKNCKl/UypTub9FCoYu3HJrMi6LksKPGaQUWfO8=";
   };
 
   postPatch =