diff --git a/ui/src/components/dynamics-form/constructor/items/KnowledgeConstructor.vue b/ui/src/components/dynamics-form/constructor/items/KnowledgeConstructor.vue
index 63eed6d2a63..87c081362fe 100644
--- a/ui/src/components/dynamics-form/constructor/items/KnowledgeConstructor.vue
+++ b/ui/src/components/dynamics-form/constructor/items/KnowledgeConstructor.vue
@@ -64,8 +64,12 @@
   <el-form-item
     :label="$t('dynamicsForm.KnowledgeConstructor.defaultKnowledge')"
     prop="default_value"
-    required
-    :rules="[{ message: $t('views.chatLog.selectKnowledgePlaceholder'), type: 'array', min: 1 }]"
+    :required="formValue.required"
+    :rules="
+      formValue.required
+        ? [{ message: $t('views.chatLog.selectKnowledgePlaceholder'), type: 'array', min: 1 }]
+        : []
+    "
     v-if="formValue.knowledge_list && formValue.knowledge_list.length > 0"
   >
     <div class="w-full" v-if="formValue.knowledge_list?.length > 0">
diff --git a/ui/src/components/dynamics-form/constructor/items/ModelConstructor.vue b/ui/src/components/dynamics-form/constructor/items/ModelConstructor.vue
index f218ccd9358..9a3f225bdaa 100644
--- a/ui/src/components/dynamics-form/constructor/items/ModelConstructor.vue
+++ b/ui/src/components/dynamics-form/constructor/items/ModelConstructor.vue
@@ -45,14 +45,18 @@
   </el-form-item>
   <el-form-item
     :label="$t('dynamicsForm.ModelConstructor.defaultModel')"
-    required
     prop="default_value.model_id"
-    :rules="[
-      {
-        required: true,
-        message: $t('dynamicsForm.ModelConstructor.modelPlaceholder'),
-      },
-    ]"
+    :required="formValue.required"
+    :rules="
+      formValue.required
+        ? [
+            {
+              required: true,
+              message: $t('dynamicsForm.ModelConstructor.modelPlaceholder'),
+            },
+          ]
+        : []
+    "
     v-if="formValue.provider_list && formValue.provider_list.length > 0"
   >
     <div class="flex-between w-full">