diff --git a/frontend/src/assets/style/arco-reset.less b/frontend/src/assets/style/arco-reset.less
index f919a36198..99019f32e4 100644
--- a/frontend/src/assets/style/arco-reset.less
+++ b/frontend/src/assets/style/arco-reset.less
@@ -514,6 +514,12 @@
     color: rgb(var(--primary-5));
   }
 }
+.arco-radio-group-size-medium {
+  .arco-radio-button {
+    margin: 0;
+    line-height: 28px;
+  }
+}
 .arco-radio {
   .arco-radio-icon {
     width: 16px;
diff --git a/frontend/src/views/api-test/components/requestComposition/index.vue b/frontend/src/views/api-test/components/requestComposition/index.vue
index f311a74258..fca7835de8 100644
--- a/frontend/src/views/api-test/components/requestComposition/index.vue
+++ b/frontend/src/views/api-test/components/requestComposition/index.vue
@@ -91,6 +91,7 @@
             v-model:model-value="requestVModel.mode"
             type="button"
             class="mr-[12px]"
+            size="medium"
           >
             <a-radio value="definition">{{ t('apiTestManagement.definition') }}</a-radio>
             <a-radio value="debug">{{ t('apiTestManagement.debug') }}</a-radio>