diff --git a/pkgs/tools/misc/kak-lsp/default.nix b/pkgs/tools/misc/kak-lsp/default.nix
index 772eb520869b..d2b79c4d011c 100644
--- a/pkgs/tools/misc/kak-lsp/default.nix
+++ b/pkgs/tools/misc/kak-lsp/default.nix
@@ -2,16 +2,16 @@
 
 rustPlatform.buildRustPackage rec {
   pname = "kak-lsp";
-  version = "12.0.1";
+  version = "12.1.0";
 
   src = fetchFromGitHub {
     owner = pname;
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-K2GMoLaH7D6UtPuL+GJMqsPFwriyyi7WMdfzBmOceSA=";
+    sha256 = "sha256-5sPw95lSbswIUbNIZ4mpA3WeZt7u+a5s4KxkTnN14Sw=";
   };
 
-  cargoSha256 = "sha256-suBBEHGHUlZyxKy5hwhc2K/qTNis75GY33+7QhpmGos=";
+  cargoSha256 = "sha256-rPsiMeoc8cWUgmqAxdDGrAQdurIH3bzNq5tpocnnegA=";
 
   buildInputs = lib.optionals stdenv.isDarwin [ Security SystemConfiguration ];