diff --git a/pkgs/by-name/di/dita-ot/package.nix b/pkgs/by-name/di/dita-ot/package.nix
index 6f9cabfea4b4..9e73f2364b8e 100644
--- a/pkgs/by-name/di/dita-ot/package.nix
+++ b/pkgs/by-name/di/dita-ot/package.nix
@@ -9,14 +9,14 @@
 
 stdenv.mkDerivation (finalAttrs: {
   pname = "dita-ot";
-  version = "4.2.4";
+  version = "4.3";
 
   nativeBuildInputs = [ makeWrapper ];
   buildInputs = [ openjdk17 ];
 
   src = fetchzip {
     url = "https://github.com/dita-ot/dita-ot/releases/download/${finalAttrs.version}/dita-ot-${finalAttrs.version}.zip";
-    hash = "sha256-XAuqW4crJldkVJaW/tF7m/nnpV86z78d456/1hwLdU0=";
+    hash = "sha256-/qWu9lUfK/3gp/IO4WOO8g8LuZlXErEU5sPt9qZep1I=";
   };
 
   installPhase = ''