diff --git a/pkgs/development/tools/analysis/cargo-tarpaulin/default.nix b/pkgs/development/tools/analysis/cargo-tarpaulin/default.nix
index 101a4f948fce..c0609118fc85 100644
--- a/pkgs/development/tools/analysis/cargo-tarpaulin/default.nix
+++ b/pkgs/development/tools/analysis/cargo-tarpaulin/default.nix
@@ -2,13 +2,13 @@
 
 rustPlatform.buildRustPackage rec {
   pname = "cargo-tarpaulin";
-  version = "0.19.1";
+  version = "0.20.0";
 
   src = fetchFromGitHub {
     owner = "xd009642";
     repo = "tarpaulin";
     rev = version;
-    sha256 = "sha256-H/EQTS+d317icCZdOWTvykzIFQC7ia7/jYFkImgogps=";
+    sha256 = "sha256-LMHaRGZZqFUCbrChzlLA/gUArlGC5DUI2fc1bkLU2CA=";
   };
 
   nativeBuildInputs = [
@@ -17,7 +17,7 @@ rustPlatform.buildRustPackage rec {
   buildInputs = [ openssl ]
     ++ lib.optionals stdenv.isDarwin [ curl Security ];
 
-  cargoSha256 = "sha256-A3J5od6yT7eVU66WfvG/umne0RDBZCf8IvQpW6OTZSE=";
+  cargoSha256 = "sha256-ei+ilmrlJYmt08A+aV2Rc5pn5dkuEBgfm9kyLkfFe9A=";
   #checkFlags = [ "--test-threads" "1" ];
   doCheck = false;