diff --git a/src/cmdforge/gui/dialogs/test_step_dialog.py b/src/cmdforge/gui/dialogs/test_step_dialog.py
index ed5e0c4..8e53dc8 100644
--- a/src/cmdforge/gui/dialogs/test_step_dialog.py
+++ b/src/cmdforge/gui/dialogs/test_step_dialog.py
@@ -301,6 +301,7 @@ class TestStepDialog(QDialog):
 
         # Type dropdown
         type_combo = QComboBox()
+        type_combo.setMinimumHeight(28)
         for type_id, display_name, tooltip in self.ASSERTION_TYPES:
             type_combo.addItem(display_name, type_id)
             idx = type_combo.count() - 1