diff --git a/pkgs/applications/networking/cluster/stern/default.nix b/pkgs/applications/networking/cluster/stern/default.nix
index 3040b0f7b1bb..19184ac15ae8 100644
--- a/pkgs/applications/networking/cluster/stern/default.nix
+++ b/pkgs/applications/networking/cluster/stern/default.nix
@@ -4,16 +4,16 @@ let isCrossBuild = stdenv.hostPlatform != stdenv.buildPlatform;
 in
 buildGoModule rec {
   pname = "stern";
-  version = "1.20.1";
+  version = "1.21.0";
 
   src = fetchFromGitHub {
     owner = "stern";
     repo = "stern";
     rev = "v${version}";
-    sha256 = "sha256-JredVk2hjnhoaJ9bT7D5k35skBNjcEBLa6GgO8dB2+U=";
+    sha256 = "sha256-+V0mRSjAwhZoiIS/OpZyqa5rvlqU9pGJwmW0QZ3H2g4=";
   };
 
-  vendorSha256 = "sha256-GMAYu/BCmDrCUfc0x9TVw6HXJu+eE8eigZoPqPodM3Q=";
+  vendorSha256 = "sha256-IPHu23/2e6406FELB1Mwegp0C16cFD65mbW5Ah32D4Q=";
 
   subPackages = [ "." ];