diff --git a/pkgs/development/python-modules/lib4sbom/default.nix b/pkgs/development/python-modules/lib4sbom/default.nix
index 5b8b4297cdf3..9515619827df 100644
--- a/pkgs/development/python-modules/lib4sbom/default.nix
+++ b/pkgs/development/python-modules/lib4sbom/default.nix
@@ -3,16 +3,18 @@
   buildPythonPackage,
   defusedxml,
   fetchFromGitHub,
+  jsonschema,
   pytestCheckHook,
   pythonOlder,
   pyyaml,
   semantic-version,
   setuptools,
+  xmlschema,
 }:
 
 buildPythonPackage rec {
   pname = "lib4sbom";
-  version = "0.8.4";
+  version = "0.8.7";
   pyproject = true;
 
   disabled = pythonOlder "3.7";
@@ -21,15 +23,17 @@ buildPythonPackage rec {
     owner = "anthonyharrison";
     repo = "lib4sbom";
     tag = "v${version}";
-    hash = "sha256-QTYtaEo5LdDPfv8KgQ3IUJgKphQl2xyQXrcSn19IeKo=";
+    hash = "sha256-qHKedDh7G6yvk6LOs5drJJbkLo20/dP49GG7Q/pOmBw=";
   };
 
   build-system = [ setuptools ];
 
   dependencies = [
     defusedxml
+    jsonschema
     pyyaml
     semantic-version
+    xmlschema
   ];
 
   nativeCheckInputs = [ pytestCheckHook ];