diff --git a/src/Add-on/KJL/Import/KJLImport.ts b/src/Add-on/KJL/Import/KJLImport.ts
index 18671d2bb..aaf9f40b0 100644
--- a/src/Add-on/KJL/Import/KJLImport.ts
+++ b/src/Add-on/KJL/Import/KJLImport.ts
@@ -395,7 +395,7 @@ async function ParseModel(model: KJL_ParamModel,
             if (set.size > 1)
                 br.BoardProcessOption.drillType = DrillType.More;
             else if (set.size === 1)
-                br.BoardProcessOption.drillType = drills[0];
+                br.BoardProcessOption.drillType = (drills[0] !== "不排" ? drills[0] : types[1]) ?? "不排";
             else
                 br.BoardProcessOption.drillType = DrillType.Invail;
         }