diff --git a/src/pages/TopToolBar.vue b/src/pages/TopToolBar.vue
index 929f218..788143b 100644
--- a/src/pages/TopToolBar.vue
+++ b/src/pages/TopToolBar.vue
@@ -134,7 +134,9 @@
         <q-item-section avatar style="margin-right: 0px; padding-right: 0px"
           ><q-icon class="text-white" name="img:svgs/fan.svg"
         /></q-item-section>
-        <q-item-section> {{ $store.state.fan_temp }} ℃ </q-item-section>
+        <q-item-section>
+          {{ $store.state.fan_temp.toFixed(1) }} ℃
+        </q-item-section>
       </q-item>
       <q-separator vertical inset />
       <q-btn-dropdown