diff --git a/pkgs/tools/security/scilla/default.nix b/pkgs/tools/security/scilla/default.nix
index 1983aef1726..79179219583 100644
--- a/pkgs/tools/security/scilla/default.nix
+++ b/pkgs/tools/security/scilla/default.nix
@@ -5,17 +5,16 @@
 
 buildGoModule rec {
   pname = "scilla";
-  version = "20210118-${lib.strings.substring 0 7 rev}";
-  rev = "74dd81492fef92b95765df1d0f629276a146a5a4";
+  version = "1.1.1";
 
   src = fetchFromGitHub {
     owner = "edoardottt";
     repo = pname;
-    inherit rev;
-    sha256 = "10qvaigfarljydfb9vx2fb9nk293j4g9w2h9mr8xw6adbvl0qr9q";
+    rev = "v${version}";
+    sha256 = "sha256-xg8qnpYRdSGaFkjmQLbjMFIU419ASEHtFA8h8ads/50=";
   };
 
-  vendorSha256 = "04wqsl4269gc3r6l9srqhcq19zarnyyab8k1shj3w6lkfcc61z25";
+  vendorSha256 = "sha256-PFfzlqBuasTNeCNnu5GiGyQzBQkbe83q1EqCsWTor18=";
 
   meta = with lib; {
     description = "Information gathering tool for DNS, ports and more";