diff --git a/pkgs/development/tools/analysis/cargo-tarpaulin/default.nix b/pkgs/development/tools/analysis/cargo-tarpaulin/default.nix
index c0609118fc8..615b2677103 100644
--- a/pkgs/development/tools/analysis/cargo-tarpaulin/default.nix
+++ b/pkgs/development/tools/analysis/cargo-tarpaulin/default.nix
@@ -26,5 +26,6 @@ rustPlatform.buildRustPackage rec {
     homepage = "https://github.com/xd009642/tarpaulin";
     license = with licenses; [ mit /* or */ asl20 ];
     maintainers = with maintainers; [ hugoreeves ];
+    platforms = lib.platforms.x86_64;
   };
 }