diff --git a/pkgs/by-name/pd/pdfding/frontend.nix b/pkgs/by-name/pd/pdfding/frontend.nix
index 454fd415c04d..f8ee7827db89 100644
--- a/pkgs/by-name/pd/pdfding/frontend.nix
+++ b/pkgs/by-name/pd/pdfding/frontend.nix
@@ -31,7 +31,7 @@ stdenv.mkDerivation (finalAttrs: {
   npmDeps = fetchNpmDeps {
     inherit (finalAttrs) src;
     name = "pdfding-${finalAttrs.version}-npm-deps";
-    hash = "sha256-TDX2xoHj07aUeuLPt/TlgkdRdTiv3fNbriChzEB4EXk=";
+    hash = "sha256-4mnw9sLQBZCBqmTKkjNHx03pgmvQ4CuDg3NOke4vMHs=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/by-name/pd/pdfding/package.nix b/pkgs/by-name/pd/pdfding/package.nix
index c91b06171ddc..59fe84d69daf 100644
--- a/pkgs/by-name/pd/pdfding/package.nix
+++ b/pkgs/by-name/pd/pdfding/package.nix
@@ -12,12 +12,12 @@ let
 in
 python.pkgs.buildPythonPackage (finalAttrs: {
   pname = "pdfding";
-  version = "1.11.0";
+  version = "1.12.0";
   src = fetchFromGitHub {
     owner = "mrmn2";
     repo = "PdfDing";
     tag = "v${finalAttrs.version}";
-    hash = "sha256-9gvuU/u8J717Zo7p35kUHX+VNY+c2Ex6vRwMpYr864U=";
+    hash = "sha256-LcZa9BxP99lI7Hqt3seyBeFNn4oLtR31yjq3Ap/IwUE=";
   };
   pyproject = true;