diff --git a/pkgs/development/python-modules/aligator/default.nix b/pkgs/development/python-modules/aligator/default.nix
index e6e95ac5ba71..47c91f33ab4b 100644
--- a/pkgs/development/python-modules/aligator/default.nix
+++ b/pkgs/development/python-modules/aligator/default.nix
@@ -53,5 +53,7 @@ toPythonModule (
     pythonImportsCheck = [
       "aligator"
     ];
+
+    __darwinAllowLocalNetworking = true;
   })
 )
diff --git a/pkgs/development/python-modules/crocoddyl/default.nix b/pkgs/development/python-modules/crocoddyl/default.nix
index 0ab83be96bc9..6701262e51f3 100644
--- a/pkgs/development/python-modules/crocoddyl/default.nix
+++ b/pkgs/development/python-modules/crocoddyl/default.nix
@@ -53,5 +53,7 @@ toPythonModule (
     pythonImportsCheck = [
       "crocoddyl"
     ];
+
+    __darwinAllowLocalNetworking = true;
   })
 )