diff --git a/pkgs/servers/rt/default.nix b/pkgs/servers/rt/default.nix
index 253f90e68efa..77b7c6d4f269 100644
--- a/pkgs/servers/rt/default.nix
+++ b/pkgs/servers/rt/default.nix
@@ -3,12 +3,12 @@
 stdenv.mkDerivation rec {
   name = "rt-${version}";
 
-  version = "4.2.12";
+  version = "4.4.0";
 
   src = fetchurl {
     url = "https://download.bestpractical.com/pub/rt/release/${name}.tar.gz";
 
-    sha256 = "0r3jhgfwwhhk654zag42mrai85yrliw9sc0kgabwjvbh173204p2";
+    sha256 = "1hgz50fxv9zdcngww083aqh8vzyk148lm7mcivxflpnsqfw3696x";
   };
 
   patches = [ ./override-generated.patch ];