diff --git a/pkgs/development/tools/richgo/default.nix b/pkgs/development/tools/richgo/default.nix
index f8468d1f175..cef70f62ab6 100644
--- a/pkgs/development/tools/richgo/default.nix
+++ b/pkgs/development/tools/richgo/default.nix
@@ -2,16 +2,16 @@
 
 buildGoModule rec {
   pname = "richgo";
-  version = "0.3.11";
+  version = "0.3.12";
 
   src = fetchFromGitHub {
     owner = "kyoh86";
     repo = "richgo";
     rev = "v${version}";
-    sha256 = "sha256-a8CxJKk9fKGYTDtY/mU/3gcdIeejg20sL8Tm4ozgDl4=";
+    sha256 = "sha256-pOB1exuwGwSxStodKhLLwh1xBvLjopUn0k+sEARdA9g=";
   };
 
-  vendorSha256 = "sha256-j2RZOt5IRb2oEQ6sFu+nXpVkDsnppA6h9YT4F7AiCoY=";
+  vendorHash = "sha256-jIzBN5T5+eTFCYOdS5hj3yTGOfU8NTrFmnIu+dDjVeU=";
 
   meta = with lib; {
     description = "Enrich `go test` outputs with text decorations";