diff --git a/pkgs/applications/editors/leo-editor/default.nix b/pkgs/applications/editors/leo-editor/default.nix
index efe431c33966..1f4fbdf4edde 100644
--- a/pkgs/applications/editors/leo-editor/default.nix
+++ b/pkgs/applications/editors/leo-editor/default.nix
@@ -2,13 +2,13 @@
 
 mkDerivation rec {
   pname = "leo-editor";
-  version = "6.6-b2";
+  version = "6.6.3";
 
   src = fetchFromGitHub {
     owner = "leo-editor";
     repo = "leo-editor";
     rev = version;
-    sha256 = "sha256-oUOsAYcxknG+bao76bzPhStO1m08pMWTEEiG2rLkklA=";
+    sha256 = "sha256-QBK+4V9Nff3K6KcJ1PEyU0Ohn3cLawKe/5sR4Tih0dM=";
   };
 
   dontBuild = true;