diff --git a/pkgs/development/tools/rust/cargo-expand/default.nix b/pkgs/development/tools/rust/cargo-expand/default.nix
index 8dd09a2deef4..93121a11eea2 100644
--- a/pkgs/development/tools/rust/cargo-expand/default.nix
+++ b/pkgs/development/tools/rust/cargo-expand/default.nix
@@ -2,16 +2,16 @@
 
 rustPlatform.buildRustPackage rec {
   pname = "cargo-expand";
-  version = "0.6.4";
+  version = "1.0.0";
 
   src = fetchFromGitHub {
     owner = "dtolnay";
     repo = pname;
     rev = version;
-    sha256 = "0a00sw6r8z6pyqqa6f5c7czxjnjdx3kz1bacy790nsngvz17l30h";
+    sha256 = "0bdv6h3mzmv46pdyvwl0v0bg719dlsxlx378ws6vgi1cga24g37i";
   };
 
-  cargoSha256 = "0x92yh9pl30h4k53269dgnryb6z8nfl2mfx3wpcp3ph5na2knwpj";
+  cargoSha256 = "0qpihfgfqxw5fyhn124c5lbfaxr717bqf8mrbagh3vdgvk75j0qz";
 
   meta = with lib; {
     description =