diff --git a/src/components/drawers/AddOpenCourse.vue b/src/components/drawers/AddOpenCourse.vue
index 945de07b..dfd4b84b 100644
--- a/src/components/drawers/AddOpenCourse.vue
+++ b/src/components/drawers/AddOpenCourse.vue
@@ -175,7 +175,6 @@
                             height: 32px;
                             border-radius: 8px;
                             overflow: hidden;"
-                            :disabled="true"
                             v-model:value="formData.duration"
                     ></a-input-number>
                     <div class="inp_num" style="right: 96px;line-height: 12px">