diff --git a/src/main.cpp b/src/main.cpp
index 1b8faab..ef0c9dc 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -63,10 +63,10 @@ void setup(void) {
   server.on("/", HTTP_GET, [](AsyncWebServerRequest* request) {
     request->send(
         200, "text/html",
-        "Hi! This is the Wine-Sensor. Last bubble frequency: every <b>" +
-            String(bubbleFreqSec) + "</b> Seconds. [" + String(millis()) + "/" +
-            String(lastMillis) + "/" + String(isBubbleFirstContact) + "/" +
-            String(bVal) +
+        "Hi! This is the Wine-Sensor. Last bubble frequency: every <H1>" +
+            String(bubbleFreqSec) + "</H1> Seconds. [" + String(millis()) +
+            "/" + String(lastMillis) + "/" + String(isBubbleFirstContact) +
+            "/" + String(bVal) +
             "]"
             "<script>window.setTimeout(_=>{window.location.reload();}"
             ",1000)</script>");