diff --git a/pkgs/development/python-modules/stix2-patterns/default.nix b/pkgs/development/python-modules/stix2-patterns/default.nix
index a4ce839ca0dc..b7bb98217eb9 100644
--- a/pkgs/development/python-modules/stix2-patterns/default.nix
+++ b/pkgs/development/python-modules/stix2-patterns/default.nix
@@ -5,26 +5,24 @@
   fetchFromGitHub,
   pytestCheckHook,
   setuptools,
-  six,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "stix2-patterns";
-  version = "2.0.0";
+  version = "2.1.2";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "oasis-open";
     repo = "cti-pattern-validator";
-    tag = "v${version}";
-    hash = "sha256-lFgnvI5a7U7/Qj4Pqjr3mx4TNDnC2/Ru7tVG7VggR7Y=";
+    tag = "v${finalAttrs.version}";
+    hash = "sha256-ngRxUeT8ifFM4bpFRtS1ILtTz9lPXtyD8+0MYijWKoM=";
   };
 
   build-system = [ setuptools ];
 
   dependencies = [
     antlr4-python3-runtime
-    six
   ];
 
   nativeCheckInputs = [ pytestCheckHook ];
@@ -32,12 +30,11 @@ buildPythonPackage rec {
   pythonImportsCheck = [ "stix2patterns" ];
 
   meta = {
-    broken = lib.versionAtLeast antlr4-python3-runtime.version "4.10";
     description = "Validate patterns used to express cyber observable content in STIX Indicators";
-    mainProgram = "validate-patterns";
     homepage = "https://github.com/oasis-open/cti-pattern-validator";
-    changelog = "https://github.com/oasis-open/cti-pattern-validator/blob/${version}/CHANGELOG.rst";
+    changelog = "https://github.com/oasis-open/cti-pattern-validator/blob/${finalAttrs.src.tag}/CHANGELOG.rst";
     license = lib.licenses.bsd3;
     maintainers = with lib.maintainers; [ fab ];
+    mainProgram = "validate-patterns";
   };
-}
+})
diff --git a/pkgs/development/python-modules/stix2-validator/default.nix b/pkgs/development/python-modules/stix2-validator/default.nix
index c80b02763c0b..b8415b2d2361 100644
--- a/pkgs/development/python-modules/stix2-validator/default.nix
+++ b/pkgs/development/python-modules/stix2-validator/default.nix
@@ -12,16 +12,16 @@
   stix2-patterns,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "stix2-validator";
-  version = "3.2.0";
+  version = "3.3.1";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "oasis-open";
     repo = "cti-stix-validator";
-    tag = "v${version}";
-    hash = "sha256-OI1SXILyCRGl1ZsoyYDl+/RsBhTP24eqECtW3uazS2k=";
+    tag = "v${finalAttrs.version}";
+    hash = "sha256-w9SlRspt5tRLdqqEr6UJ+cmq3KM08cN9BqMvdSYay0Y=";
   };
 
   build-system = [ setuptools ];
@@ -45,8 +45,8 @@ buildPythonPackage rec {
   meta = {
     description = "Validator for STIX 2.0 JSON normative requirements and best practices";
     homepage = "https://github.com/oasis-open/cti-stix-validator/";
-    changelog = "https://github.com/oasis-open/cti-stix-validator/blob/${src.rev}/CHANGELOG";
+    changelog = "https://github.com/oasis-open/cti-stix-validator/blob/${finalAttrs.src.tag}/CHANGELOG";
     license = lib.licenses.bsd3;
     maintainers = with lib.maintainers; [ fab ];
   };
-}
+})
diff --git a/pkgs/development/python-modules/stix2/default.nix b/pkgs/development/python-modules/stix2/default.nix
index 566aa323c98d..8d8b68ab6b4a 100644
--- a/pkgs/development/python-modules/stix2/default.nix
+++ b/pkgs/development/python-modules/stix2/default.nix
@@ -14,16 +14,16 @@
   taxii2-client,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "stix2";
-  version = "3.0.1";
+  version = "3.0.2";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "oasis-open";
     repo = "cti-python-stix2";
-    tag = "v${version}";
-    hash = "sha256-1bILZUZgPOWmFWRu4p/fmgi4QPEE1lFQH9mxoWd/saI=";
+    tag = "v${finalAttrs.version}";
+    hash = "sha256-qm6VFufD9A4rSBHaDkqeYqOLRvE97SY0++o4ND0l3I0=";
   };
 
   build-system = [ setuptools ];
@@ -55,8 +55,8 @@ buildPythonPackage rec {
   meta = {
     description = "Produce and consume STIX 2 JSON content";
     homepage = "https://stix2.readthedocs.io/en/latest/";
-    changelog = "https://github.com/oasis-open/cti-python-stix2/blob/v${version}/CHANGELOG";
+    changelog = "https://github.com/oasis-open/cti-python-stix2/blob/${finalAttrs.src.tag}/CHANGELOG";
     license = lib.licenses.bsd3;
     maintainers = with lib.maintainers; [ PapayaJackal ];
   };
-}
+})