diff --git a/src/UI/Store/TemplateEditorStore.ts b/src/UI/Store/TemplateEditorStore.ts
index b930a88b1..54b521b1c 100644
--- a/src/UI/Store/TemplateEditorStore.ts
+++ b/src/UI/Store/TemplateEditorStore.ts
@@ -74,7 +74,7 @@ export class TempalteEditorStore extends Singleton implements IConfigStore
                 tempPar.value = par.value;
                 tempPar.expr = par.expr;
                 tempPar.description = par.description;
-                tempPar.type = par.type;
+                tempPar.type = par.type ?? TemplateParamType.Float;
             }
         }, "修改模板参数");
 
@@ -102,7 +102,7 @@ export class TempalteEditorStore extends Singleton implements IConfigStore
             tempPar.value = par.value;
             tempPar.description = par.description;
             tempPar.expr = par.expr;
-            tempPar.type = par.type;
+            tempPar.type = par.type ?? TemplateParamType.Float;
         }
         await this.Template.UpdateTemplateTree();
     }