diff --git a/pkgs/by-name/wa/wasm-tools/package.nix b/pkgs/by-name/wa/wasm-tools/package.nix
index 601b10ea5527..05bd322aa24a 100644
--- a/pkgs/by-name/wa/wasm-tools/package.nix
+++ b/pkgs/by-name/wa/wasm-tools/package.nix
@@ -5,19 +5,19 @@
 
 rustPlatform.buildRustPackage rec {
   pname = "wasm-tools";
-  version = "1.220.0";
+  version = "1.221.0";
 
   src = fetchFromGitHub {
     owner = "bytecodealliance";
     repo = pname;
     rev = "v${version}";
-    hash = "sha256-gXwdY75tTx57khF52LfNTIbacP53uxr/+YSc2zFiGSk=";
+    hash = "sha256-tb2WHY0UMGPURQ1l8gPQK52TothUhmM8pSbtGumQz9Q=";
     fetchSubmodules = true;
   };
 
   # Disable cargo-auditable until https://github.com/rust-secure-code/cargo-auditable/issues/124 is solved.
   auditable = false;
-  cargoHash = "sha256-bnFkeIzn8hHU7ABli8CVs+HeECqgc28nCKvdGN0Hr8s=";
+  cargoHash = "sha256-KvI+KexELxqeT1luyCHjOSVxNRv+p1nDW4/nlVoxsZ4=";
   cargoBuildFlags = [ "--package" "wasm-tools" ];
   cargoTestFlags = [ "--all" ] ++
     # Due to https://github.com/bytecodealliance/wasm-tools/issues/1820