diff --git a/pkgs/applications/networking/blocky/default.nix b/pkgs/applications/networking/blocky/default.nix
index 5b2effb2ca9e..b18fa340b8dc 100644
--- a/pkgs/applications/networking/blocky/default.nix
+++ b/pkgs/applications/networking/blocky/default.nix
@@ -6,23 +6,25 @@
 
 buildGoModule rec {
   pname = "blocky";
-  version = "0.20";
+  version = "0.21";
 
   src = fetchFromGitHub {
     owner = "0xERR0R";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-l2GhqJit/+WpNDICD/NUzCAGrKrTNHzEzgpF9k3+DLk=";
+    sha256 = "sha256-+88QMASMEY1pJuejFUqqW1Ky7TpoSwCzUy1oueL7FKU=";
   };
 
   # needs network connection and fails at
   # https://github.com/0xERR0R/blocky/blob/development/resolver/upstream_resolver_test.go
   doCheck = false;
 
-  vendorSha256 = "sha256-CS8+tsE5dptG9gF46OFoJGzn1FnfjekXLTLrpwIQdFQ=";
+  vendorSha256 = "sha256-EsANifwaEi5PdY0Y2QZjD55sZqsqYWrC5Vh4uxpTs5A=";
 
   ldflags = [ "-s" "-w" "-X github.com/0xERR0R/blocky/util.Version=${version}" ];
 
+  passthru.tests = { inherit (nixosTests) blocky; };
+
   meta = with lib; {
     description = "Fast and lightweight DNS proxy as ad-blocker for local network with many features.";
     homepage = "https://0xerr0r.github.io/blocky";
@@ -30,6 +32,4 @@ buildGoModule rec {
     license = licenses.asl20;
     maintainers = with maintainers; [ ratsclub ];
   };
-
-  passthru.tests = { inherit (nixosTests) blocky; };
 }