diff --git a/src/views/trials/trials-panel/reading/reading-tracking/index.vue b/src/views/trials/trials-panel/reading/reading-tracking/index.vue
index 47fe47f..0b8c1cd 100644
--- a/src/views/trials/trials-panel/reading/reading-tracking/index.vue
+++ b/src/views/trials/trials-panel/reading/reading-tracking/index.vue
@@ -174,8 +174,8 @@
                 handleCommand('getDownloadSubjectVisitStudyInfo', scope.row)
                 " />
             <!--退回-->
-            <el-button circle icon="el-icon-back" :loading="downloading" :title="$t('trials:reading:button:back')"
-              @click="imageBack(scope.row)" />
+            <el-button circle icon="el-icon-back" :disabled="scope.row.TaskState == '3'" :loading="downloading"
+              :title="$t('trials:reading:button:back')" @click="imageBack(scope.row)" />
           </template>
         </el-table-column>
       </el-table>