diff --git a/pkgs/development/ocaml-modules/tyxml/default.nix b/pkgs/development/ocaml-modules/tyxml/default.nix
index bf0e06507c9e..c49327d7d338 100644
--- a/pkgs/development/ocaml-modules/tyxml/default.nix
+++ b/pkgs/development/ocaml-modules/tyxml/default.nix
@@ -2,13 +2,13 @@
 
 buildDunePackage rec {
   pname = "tyxml";
-  version = "4.4.0";
+  version = "4.5.0";
 
   useDune2 = true;
 
   src = fetchurl {
     url = "https://github.com/ocsigen/tyxml/releases/download/${version}/tyxml-${version}.tbz";
-    sha256 = "0c150h2f4c4id73ickkdqkir3jya66m6c7f5jxlp4caw9bfr8qsi";
+    sha256 = "0s30f72m457c3gbdmdwbx7ls9zg806nvm83aiz9qkpglbppwr6n6";
   };
 
   propagatedBuildInputs = [ uutf re ];
@@ -19,7 +19,7 @@ buildDunePackage rec {
     license = licenses.lgpl21;
     maintainers = with maintainers; [
       gal_bolle vbgl
-      ];
+    ];
   };
 
 }