diff --git a/pkgs/development/interpreters/rakudo/zef.nix b/pkgs/development/interpreters/rakudo/zef.nix
index 8c60bfa16b02..c7e1c11d3ae5 100644
--- a/pkgs/development/interpreters/rakudo/zef.nix
+++ b/pkgs/development/interpreters/rakudo/zef.nix
@@ -8,13 +8,13 @@
 
 stdenv.mkDerivation (finalAttrs: {
   pname = "zef";
-  version = "0.22.8";
+  version = "1.0.0";
 
   src = fetchFromGitHub {
     owner = "ugexe";
     repo = "zef";
     rev = "v${finalAttrs.version}";
-    hash = "sha256-FyxNguwaVcCbE0JZzXFa0wSFEPMF15WkUC9QJnR0Md8=";
+    hash = "sha256-TUsEevaxB8DYMNhAsF8qFf1owv5ML8xSyGS9C0IkfbI=";
   };
 
   nativeBuildInputs = [