diff --git a/geoapps/base/application.py b/geoapps/base/application.py
index aa378b002..0746d6e3c 100644
--- a/geoapps/base/application.py
+++ b/geoapps/base/application.py
@@ -516,6 +516,7 @@ def get_param_dict(self):
 
             except AttributeError:
                 continue
+
         return param_dict
 
 
diff --git a/geoapps/edge_detection/application.py b/geoapps/edge_detection/application.py
index f98a1d15a..1c7a6310d 100644
--- a/geoapps/edge_detection/application.py
+++ b/geoapps/edge_detection/application.py
@@ -195,7 +195,7 @@ def window_size(self):
 
     def trigger_click(self, _):
         param_dict = self.get_param_dict()
-        temp_geoh5 = f"{string_name(self.params.export_as)}_{time():.0f}.geoh5"
+        temp_geoh5 = f"{string_name(param_dict.get('export_as'))}_{time():.0f}.geoh5"
         ws, self.live_link.value = BaseApplication.get_output_workspace(
             self.live_link.value, self.export_directory.selected_path, temp_geoh5
         )
@@ -228,16 +228,15 @@ def update_name(self, _):
 
     def compute_trigger(self, _):
         param_dict = self.get_param_dict()
-        param_dict["geoh5"] = self.params.geoh5
+        param_dict["geoh5"] = self.workspace
 
         with fetch_active_workspace(self.params.geoh5):
-            self.params.update(param_dict)
-
+            new_params = EdgeDetectionParams(**param_dict)
             self.refresh.value = False
             (
                 vertices,
                 _,
-            ) = EdgeDetectionDriver.get_edges(*self.params.edge_args())
+            ) = EdgeDetectionDriver.get_edges(*new_params.edge_args())
             self.collections = [
                 collections.LineCollection(
                     np.reshape(vertices[:, :2], (-1, 2, 2)), colors="k", linewidths=2
diff --git a/tests/run_tests/apps_run_test.py b/tests/run_tests/apps_run_test.py
index 88349e865..62853cd32 100644
--- a/tests/run_tests/apps_run_test.py
+++ b/tests/run_tests/apps_run_test.py
@@ -418,13 +418,14 @@ def test_data_interpolation(tmp_path: Path):
 
 
 def test_edge_detection(tmp_path: Path):
-    temp_workspace = tmp_path / "contour.geoh5"
+    temp_workspace = tmp_path / "edge_detection.geoh5"
     with Workspace(temp_workspace) as workspace:
         for uid in [
             "{538a7eb1-2218-4bec-98cc-0a759aa0ef4f}",
         ]:
             new_copy = GEOH5.get_entity(uuid.UUID(uid))[0].copy(parent=workspace)
-            new_data = new_copy.add_data(
+            grid = new_copy.copy(copy_children=False)
+            new_data = grid.add_data(
                 {
                     "copy_data": {
                         "values": new_copy.children[0].values,
@@ -436,11 +437,13 @@ def test_edge_detection(tmp_path: Path):
     app = EdgeDetectionApp(plot_result=False)
     app._file_browser.reset(
         path=tmp_path,
-        filename="contour.geoh5",
+        filename="edge_detection.geoh5",
     )
     app._file_browser._apply_selection()
     app.file_browser_change(None)
+    app.objects.value = grid.uid
     app.data.value = new_data.uid
+    app.compute_trigger(None)
     app.trigger_click(None)
 
     with Workspace(get_output_workspace(tmp_path)) as workspace: