diff --git a/pkgs/by-name/em/emacs-lsp-booster/package.nix b/pkgs/by-name/em/emacs-lsp-booster/package.nix
index beaa52d301b2..b3f6af1b9dc6 100644
--- a/pkgs/by-name/em/emacs-lsp-booster/package.nix
+++ b/pkgs/by-name/em/emacs-lsp-booster/package.nix
@@ -6,16 +6,16 @@
 }:
 rustPlatform.buildRustPackage rec {
   pname = "emacs-lsp-booster";
-  version = "0.2.0";
+  version = "0.2.1";
 
   src = fetchFromGitHub {
     owner = "blahgeek";
     repo = "emacs-lsp-booster";
     rev = "v${version}";
-    hash = "sha256-DmEnuAR/OtTdKApEWCdOPAJplT29kuM6ZSHeOnQVo/c=";
+    hash = "sha256-uP/xJfXQtk8oaG5Zk+dw+C2fVFdjpUZTDASFuj1+eYs=";
   };
 
-  cargoHash = "sha256-2wXsPkBl4InjbdYUiiQ+5fZFanLA88t5ApGZ4psfDqk=";
+  cargoHash = "sha256-CvIJ56QrIzQULFeXYQXTpX9PoGx1/DWtgwzfJ+mljEI=";
 
   nativeCheckInputs = [emacs]; # tests/bytecode_test