diff --git a/pkgs/development/python-modules/appthreat-vulnerability-db/default.nix b/pkgs/development/python-modules/appthreat-vulnerability-db/default.nix
index bd1859099c43..4e04ffa40024 100644
--- a/pkgs/development/python-modules/appthreat-vulnerability-db/default.nix
+++ b/pkgs/development/python-modules/appthreat-vulnerability-db/default.nix
@@ -20,14 +20,14 @@
 
 buildPythonPackage rec {
   pname = "appthreat-vulnerability-db";
-  version = "6.4.2";
+  version = "6.4.3";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "AppThreat";
     repo = "vulnerability-db";
     tag = "v${version}";
-    hash = "sha256-PmxlcdAUJjLIc0AWsN/oG11ESdsnln3LALsSnjV0yWM=";
+    hash = "sha256-08/ohfIPM/jb2nuOIj1XoUzWaq7s6CfWFRLHwqK0HAQ=";
   };
 
   pythonRelaxDeps = [