diff --git a/pkgs/development/python-modules/ldap3-bleeding-edge/default.nix b/pkgs/development/python-modules/ldap3-bleeding-edge/default.nix
index 82abd2041a05..82c343070f31 100644
--- a/pkgs/development/python-modules/ldap3-bleeding-edge/default.nix
+++ b/pkgs/development/python-modules/ldap3-bleeding-edge/default.nix
@@ -24,11 +24,14 @@ buildPythonPackage rec {
 
   dependencies = [
     cryptography
-    gssapi
     pyasn1
     pycryptodomex
   ];
 
+  optional-dependencies = {
+    kerberos = [ gssapi ];
+  };
+
   pythonImportsCheck = [ "ldap3" ];
 
   # Tests require network access
diff --git a/pkgs/development/python-modules/pywerview/default.nix b/pkgs/development/python-modules/pywerview/default.nix
index b3f28bfa5af7..bf136eec51c1 100644
--- a/pkgs/development/python-modules/pywerview/default.nix
+++ b/pkgs/development/python-modules/pywerview/default.nix
@@ -3,7 +3,6 @@
   beautifulsoup4,
   buildPythonPackage,
   fetchFromGitHub,
-  gssapi,
   impacket,
   ldap3-bleeding-edge,
   lxml,
@@ -15,7 +14,7 @@
 
 buildPythonPackage rec {
   pname = "pywerview";
-  version = "0.7.2";
+  version = "0.7.3";
   pyproject = true;
 
   disabled = pythonOlder "3.7";
@@ -24,14 +23,13 @@ buildPythonPackage rec {
     owner = "the-useless-one";
     repo = "pywerview";
     tag = "v${version}";
-    hash = "sha256-1JDohgEowOlbLsqzX5aAmMSfS6LffXwz1t3361IYq60=";
+    hash = "sha256-ZIv0IW7oruMBwinXvH/n1YEtbBFyLb8h/Qlh4JxvV4k=";
   };
 
   build-system = [ setuptools ];
 
   dependencies = [
     beautifulsoup4
-    gssapi
     impacket
     ldap3-bleeding-edge
     lxml
@@ -39,6 +37,10 @@ buildPythonPackage rec {
     pyasn1
   ];
 
+  optional-dependencies = {
+    kerberos = [ ldap3-bleeding-edge ] ++ ldap3-bleeding-edge.optional-dependencies.kerberos;
+  };
+
   # Module has no tests
   doCheck = false;