diff --git a/pkgs/by-name/op/opendataloader-pdf/package.nix b/pkgs/by-name/op/opendataloader-pdf/package.nix
index 6acbdc30f293..b161091a17b9 100644
--- a/pkgs/by-name/op/opendataloader-pdf/package.nix
+++ b/pkgs/by-name/op/opendataloader-pdf/package.nix
@@ -6,9 +6,9 @@
   jre,
 }:
 
-maven.buildMavenPackage rec {
+maven.buildMavenPackage (finalAttrs: {
   pname = "opendataloader-pdf";
-  version = "2.2.1";
+  version = "2.4.7";
 
   strictDeps = true;
   __structuredAttrs = true;
@@ -16,13 +16,13 @@ maven.buildMavenPackage rec {
   src = fetchFromGitHub {
     owner = "opendataloader-project";
     repo = "opendataloader-pdf";
-    tag = "v${version}";
-    hash = "sha256-5ZuVe5QIUyklNi7+pWUuUwoOHs/zv9Yv8EAkww0O7tA=";
+    tag = "v${finalAttrs.version}";
+    hash = "sha256-qCU0Yb4N0KtbqVSscGLmv0xps4RwR++WxS/A44WwRlk=";
   };
 
-  sourceRoot = "${src.name}/java";
+  sourceRoot = "${finalAttrs.src.name}/java";
 
-  mvnHash = "sha256-op4c5bHt2TY3+aq9oBOhzpyay9Yajo4/Btm0Pscyvzk=";
+  mvnHash = "sha256-LK673DYibhntPsHXvCM676ZzsE7tYIWPlQ2LFoCVvpc=";
   mvnParameters = "-Dproject.build.outputTimestamp=1980-01-01T00:00:02Z";
 
   nativeBuildInputs = [
@@ -35,7 +35,7 @@ maven.buildMavenPackage rec {
     install -Dm644 opendataloader-pdf-cli/target/opendataloader-pdf-cli-0.0.0.jar $out/share/opendataloader-pdf-cli/opendataloader-pdf-cli.jar
 
     mkdir -p $out/bin
-    makeWrapper ${lib.getExe jre} $out/bin/${meta.mainProgram} \
+    makeWrapper ${lib.getExe jre} $out/bin/${finalAttrs.meta.mainProgram} \
       --add-flags "-jar $out/share/opendataloader-pdf-cli/opendataloader-pdf-cli.jar"
 
     runHook postInstall
@@ -44,10 +44,10 @@ maven.buildMavenPackage rec {
   meta = {
     description = "PDF Parser for AI-ready data";
     homepage = "https://github.com/opendataloader-project/opendataloader-pdf";
-    changelog = "https://github.com/opendataloader-project/opendataloader-pdf/blob/${src.tag}/CHANGELOG.md";
+    changelog = "https://github.com/opendataloader-project/opendataloader-pdf/blob/${finalAttrs.src.tag}/CHANGELOG.md";
     license = lib.licenses.asl20;
     maintainers = with lib.maintainers; [ drupol ];
     mainProgram = "opendataloader-pdf";
     platforms = lib.platforms.linux;
   };
-}
+})