diff --git a/pkgs/by-name/bu/bun/package.nix b/pkgs/by-name/bu/bun/package.nix
index 12ba337bea89..a8dbf4035fad 100644
--- a/pkgs/by-name/bu/bun/package.nix
+++ b/pkgs/by-name/bu/bun/package.nix
@@ -17,7 +17,7 @@
 }:
 
 stdenvNoCC.mkDerivation rec {
-  version = "1.2.20";
+  version = "1.2.21";
   pname = "bun";
 
   src =
@@ -87,19 +87,19 @@ stdenvNoCC.mkDerivation rec {
     sources = {
       "aarch64-darwin" = fetchurl {
         url = "https://github.com/oven-sh/bun/releases/download/bun-v${version}/bun-darwin-aarch64.zip";
-        hash = "sha256-QE9abdH2BLQOs7FW1Bl7uNOYuybgrkyKyOeqSQ9+I18=";
+        hash = "sha256-/YhmMLoVxIQjatXz8islXSh8Pu+NO8JvyAmFEDXATOw=";
       };
       "aarch64-linux" = fetchurl {
         url = "https://github.com/oven-sh/bun/releases/download/bun-v${version}/bun-linux-aarch64.zip";
-        hash = "sha256-mNLgssCUIVaRcrTUa2+BN4wtvdd0gOuyfzmJ3U5y4Ys=";
+        hash = "sha256-DkyeVIdqFg6RgSrjxi02z71o8g4VjLcy9joNa3WUKHs=";
       };
       "x86_64-darwin" = fetchurl {
         url = "https://github.com/oven-sh/bun/releases/download/bun-v${version}/bun-darwin-x64-baseline.zip";
-        hash = "sha256-li1ZeAHkLjxi+/b2O/8edqoaRxpYluvYMZeC8QzgiWE=";
+        hash = "sha256-Qm1N3h5Rg0aNMf+G7RPAjW8p7wlcia5QtfX1IP3u2RY=";
       };
       "x86_64-linux" = fetchurl {
         url = "https://github.com/oven-sh/bun/releases/download/bun-v${version}/bun-linux-x64.zip";
-        hash = "sha256-Tp7cTLoMfBYjooi+AeU7veEaTQc/LPM5yrAmYnhYtUg=";
+        hash = "sha256-WU9FTVHOVxmdQyDIXL1JW+nAVO8XquvKXmyQir/aYXk=";
       };
     };
     updateScript = writeShellScript "update-bun" ''