diff --git a/pkgs/development/libraries/unicorn/default.nix b/pkgs/development/libraries/unicorn/default.nix
index 94e9efeea8080..93fc0531ccd99 100644
--- a/pkgs/development/libraries/unicorn/default.nix
+++ b/pkgs/development/libraries/unicorn/default.nix
@@ -10,13 +10,13 @@
 
 stdenv.mkDerivation rec {
   pname = "unicorn";
-  version = "2.1.0";
+  version = "2.1.1";
 
   src = fetchFromGitHub {
     owner = "unicorn-engine";
     repo = "unicorn";
     rev = "refs/tags/${version}";
-    hash = "sha256-o2syI3kBmofC9OFkUbUFCMpXGL5JlGviCLum+9Bi0LQ=";
+    hash = "sha256-ZlQ2WVTToT0OMxK6brsHnchxDwAR5n1wdtZtkTTgWV4=";
   };
 
   nativeBuildInputs =