diff --git a/pkgs/development/compilers/zig/default.nix b/pkgs/development/compilers/zig/default.nix
index e1a322d7d583..5ebcde79031c 100644
--- a/pkgs/development/compilers/zig/default.nix
+++ b/pkgs/development/compilers/zig/default.nix
@@ -16,9 +16,9 @@ let
       llvmPackages = llvmPackages_19;
       hash = "sha256-DhVJIY/z12PJZdb5j4dnCRb7k1CmeQVOnayYRP8azDI=";
     };
-    "0.15.0" = {
+    "0.15.1" = {
       llvmPackages = llvmPackages_20;
-      hash = "sha256-gsWK7RUfkXTT/JHN1f5zk0NjBYErs4rhgzA5J5lKnPI=";
+      hash = "sha256-RFbJYeTHj/aNjWSsG+HHtmOL1VY4dpvJjbx04OhF4bI=";
     };
   }
   // zigVersions;