diff --git a/src/UI/Store/RightPanelStore/DrillingStore.ts b/src/UI/Store/RightPanelStore/DrillingStore.ts
index bfa74e587..dfc95d591 100644
--- a/src/UI/Store/RightPanelStore/DrillingStore.ts
+++ b/src/UI/Store/RightPanelStore/DrillingStore.ts
@@ -94,7 +94,7 @@ export class DrillingStore extends BoardEdgesEditor
                 if (typeSet.size > 1)
                     boardData.drillType = DrillType.More;
                 else
-                    boardData.drillType = data[0];
+                    boardData.drillType = data[0] !== DrillType.None ? data[0] : boardData.drillType;
             }
             this._highDrillMap = new WeakMap();
         }, "排钻属性编辑");