diff --git a/src/renderers/Form/Combo.tsx b/src/renderers/Form/Combo.tsx
index 9fb4f1479..8fa107d56 100644
--- a/src/renderers/Form/Combo.tsx
+++ b/src/renderers/Form/Combo.tsx
@@ -686,6 +686,7 @@ export default class ComboControl extends React.Component<ComboProps> {
                       value: item.label
                     }))}
                     value={condition.label}
+                    clearable={false}
                   />
                 </div>
               ) : null}