diff --git a/pkgs/development/libraries/pdfhummus/default.nix b/pkgs/development/libraries/pdfhummus/default.nix
index e9d3c45ae8b..c811f0d4eb8 100644
--- a/pkgs/development/libraries/pdfhummus/default.nix
+++ b/pkgs/development/libraries/pdfhummus/default.nix
@@ -12,13 +12,13 @@
 
 stdenv.mkDerivation rec {
   pname = "pdfhummus";
-  version = "4.5.11";
+  version = "4.5.12";
 
   src = fetchFromGitHub {
     owner = "galkahana";
     repo = "PDF-Writer";
     rev = "v${version}";
-    hash = "sha256-nTLyFGnY07gDoahYe5YqSmU/URzdvRKQ1MsXt3164+c=";
+    hash = "sha256-n5mzzIDU7Lb2V9YImPvceCBUt9Q+ZeF45CHtW52cGpY=";
   };
 
   nativeBuildInputs = [