diff --git a/src/components/drawers/AddTest.vue b/src/components/drawers/AddTest.vue
index 68a6f37f..4db19344 100644
--- a/src/components/drawers/AddTest.vue
+++ b/src/components/drawers/AddTest.vue
@@ -212,7 +212,7 @@
             </div>
             <div class="btnbox">
               <a-input v-model:value="formData.source" style="width: 400px; height: 40px; border-radius: 8px" :disabled="taskIndex >= 0"
-                placeholder="请输入数据来源" :maxlength="20" />
+                placeholder="请输入数据来源" :maxlength="120" />
             </div>
           </div>
           <div class="main_item2">
diff --git a/src/components/drawers/CommonTest.vue b/src/components/drawers/CommonTest.vue
index 9c63c00f..11c41043 100644
--- a/src/components/drawers/CommonTest.vue
+++ b/src/components/drawers/CommonTest.vue
@@ -287,7 +287,7 @@
                   v-model:value="formData.source"
                   style="width: 400px; height: 40px; border-radius: 8px"
                   placeholder="请输入数据来源"
-                  :maxlength="20"
+                  :maxlength="120"
               />
             </div>
           </div>