diff --git a/pkgs/tools/misc/krapslog/default.nix b/pkgs/tools/misc/krapslog/default.nix
index 4d6b3e016b43..02e783fa1e09 100644
--- a/pkgs/tools/misc/krapslog/default.nix
+++ b/pkgs/tools/misc/krapslog/default.nix
@@ -2,16 +2,16 @@
 
 rustPlatform.buildRustPackage rec {
   pname = "krapslog";
-  version = "0.4.1";
+  version = "0.4.2";
 
   src = fetchFromGitHub {
     owner = "acj";
     repo = "krapslog-rs";
     rev = version;
-    sha256 = "sha256-MzO6fcBlrGeZoflyFXPVIdQ+y/GkQz3yEeEbXLoDZQY=";
+    sha256 = "sha256-P/MxIehxj+FE5hvWge7Q2EwL57ObV8ibRZtmko0mphY=";
   };
 
-  cargoSha256 = "sha256-r5UGCEMAEVIdVeBPsgBf/CMYtBPS03Joje4sNQ8XfFA=";
+  cargoSha256 = "sha256-dQDfL5yN2ufFpQCXZ5Il0Qzhb/d7FETCVJg3DOMJPWQ=";
 
   buildInputs = lib.optional stdenv.isDarwin libiconv;