diff --git a/cards/MQTT2Card.vue b/cards/MQTT2Card.vue
index d056fbb..7ec56cf 100644
--- a/cards/MQTT2Card.vue
+++ b/cards/MQTT2Card.vue
@@ -14,7 +14,7 @@
           <q-input v-model="data.mqtt_2_clid" label="Device ID prefix" />
           <q-input v-model="data.mqtt_2_uname" label="Login" />
           <q-input type="password" v-model="data.mqtt_2_pass" label="Password" />
-          <q-btn label="Test MQTT" @click="PostData({ mqtt_1_test: '' }, 1, 0)"></q-btn>
+          <q-btn label="Test MQTT" @click="PostData({ mqtt_2_test: '' }, 1, 0)"></q-btn>
         </div>
       </div>
     </q-card-section>