diff --git a/pkgs/by-name/gi/git-mit/package.nix b/pkgs/by-name/gi/git-mit/package.nix
index ac229690d0dd..0160dd5eafec 100644
--- a/pkgs/by-name/gi/git-mit/package.nix
+++ b/pkgs/by-name/gi/git-mit/package.nix
@@ -9,7 +9,7 @@
 }:
 
 let
-  version = "6.5.4";
+  version = "6.6.0";
 in
 rustPlatform.buildRustPackage {
   pname = "git-mit";
@@ -19,10 +19,10 @@ rustPlatform.buildRustPackage {
     owner = "PurpleBooth";
     repo = "git-mit";
     tag = "v${version}";
-    hash = "sha256-X8PNsYhhFgcBZQojOTBh0SN+trO6lstwWzLbo0a1Do4=";
+    hash = "sha256-F9lU75X3Ysb1Lgjc0UVoyhBY1jrrgt5wEc4zjn18HjI=";
   };
 
-  cargoHash = "sha256-6lKCtNPEKanVxweY8WcyOXnyLOdDMfRPoN/b6bxmKdA=";
+  cargoHash = "sha256-hq05UxZ0wzfz1NVvxOUjpsZ3U7h3w/l4d6mdaoFmO8I=";
 
   nativeBuildInputs = [ pkg-config ];