diff --git a/pkgs/development/tools/rust/cargo-llvm-lines/default.nix b/pkgs/development/tools/rust/cargo-llvm-lines/default.nix
index 26f5c5d0f344..3c11972d83e4 100644
--- a/pkgs/development/tools/rust/cargo-llvm-lines/default.nix
+++ b/pkgs/development/tools/rust/cargo-llvm-lines/default.nix
@@ -2,16 +2,16 @@
 
 rustPlatform.buildRustPackage rec {
   pname = "cargo-llvm-lines";
-  version = "0.4.26";
+  version = "0.4.27";
 
   src = fetchFromGitHub {
     owner = "dtolnay";
     repo = pname;
     rev = version;
-    sha256 = "sha256-TFwuUtRJ1R0dxgCN7ExTpYMHM6IalMxnvTNUGiqEM8s=";
+    sha256 = "sha256-nojFHP3JhhJSzYeRGZKpUpNcVdMg21L+t6vTxIalsJs=";
   };
 
-  cargoSha256 = "sha256-vfuEJC/A06d5t0uCShBljTvTxX78h/r4Us5fSPvosqE=";
+  cargoSha256 = "sha256-ZVi3j5FbcYYQJ5QOW1tiotiqwOjF9uv1VLHrZL0LBxc=";
 
   meta = with lib; {
     description = "Count the number of lines of LLVM IR across all instantiations of a generic function";