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