diff --git a/pkgs/servers/web-apps/outline/default.nix b/pkgs/servers/web-apps/outline/default.nix
index 03f8a0e45b7..19cc2ee94cf 100644
--- a/pkgs/servers/web-apps/outline/default.nix
+++ b/pkgs/servers/web-apps/outline/default.nix
@@ -9,13 +9,13 @@
 
 stdenv.mkDerivation rec {
   pname = "outline";
-  version = "0.66.2";
+  version = "0.66.3";
 
   src = fetchFromGitHub {
     owner = "outline";
     repo = "outline";
     rev = "v${version}";
-    sha256 = "sha256-jRnw6UIUA3gAgyqQg6R1GOI4O8HXKnVfTH3d3SFBa9A=";
+    sha256 = "sha256-2o5rRVOd+dvJOzQFGuuA0PZmmK/wnItcNu8WX9WShQ8=";
   };
 
   nativeBuildInputs = [ makeWrapper yarn2nix-moretea.fixup_yarn_lock ];