diff --git a/simpeg_drivers/components/factories/simulation_factory.py b/simpeg_drivers/components/factories/simulation_factory.py
index 15514722..c0e106a2 100644
--- a/simpeg_drivers/components/factories/simulation_factory.py
+++ b/simpeg_drivers/components/factories/simulation_factory.py
@@ -121,19 +121,17 @@ def assemble_arguments(
         survey=None,
         mesh=None,
         models=None,
+        **kwargs,
     ):
         if "1d" in self.factory_type:
             return ()
 
         return [mesh]
 
-    def assemble_keyword_arguments(
-        self,
-        survey=None,
-        mesh=None,
-        models=None,
-    ):
-        kwargs = {}
+    def assemble_keyword_arguments(self, survey=None, mesh=None, models=None, **kwargs):
+        if not kwargs:
+            kwargs = {}
+
         kwargs["survey"] = survey
         kwargs["max_chunk_size"] = self.params.compute.max_chunk_size
         kwargs["store_sensitivities"] = (
diff --git a/simpeg_drivers/electromagnetics/base_1d_driver.py b/simpeg_drivers/electromagnetics/base_1d_driver.py
index 2f5b8f3f..00f50095 100644
--- a/simpeg_drivers/electromagnetics/base_1d_driver.py
+++ b/simpeg_drivers/electromagnetics/base_1d_driver.py
@@ -97,6 +97,7 @@ def simulation(self):
                 mesh=self.inversion_mesh.mesh,
                 models=self.models,
                 survey=self.inversion_data.survey,
+                topo=[0, 0, -np.inf],  # Bypass check for global simulation
             )
 
             self._simulation.mesh = self.inversion_mesh.mesh