diff --git a/ui/src/views/paragraph/component/ProblemComponent.vue b/ui/src/views/paragraph/component/ProblemComponent.vue
index 3262b844c..aec770ffa 100644
--- a/ui/src/views/paragraph/component/ProblemComponent.vue
+++ b/ui/src/views/paragraph/component/ProblemComponent.vue
@@ -23,6 +23,7 @@
           :remote-method="remoteMethod"
           :loading="optionLoading"
           @change="addProblemHandle"
+          @blur="isAddProblem = false"
           class="mb-16"
         >
           <el-option