diff --git a/firmware/data/index_template_top.html b/firmware/data/index_template_top.html
index 551633c..2edfb96 100644
--- a/firmware/data/index_template_top.html
+++ b/firmware/data/index_template_top.html
@@ -3,7 +3,7 @@
 <head>
 <meta charset="utf-8">
 <meta name="viewport" content="width=device-width, initial-scale=1.0">
-<title>Light setup - {{LIGHT_NAME}}</title>
+<title>Light setup - {{LIGHT_NAME}}{{LIGHT_NAME_DEV_POSTFIX}}</title>
 <script src="https://code.jquery.com/jquery-3.6.0.min.js"></script>
 <script src="https://cdn.plot.ly/plotly-latest.min.js"></script>
 <script src="https://cdnjs.cloudflare.com/ajax/libs/moment.js/2.29.1/moment.min.js"></script>
diff --git a/firmware/html/index_template_top.html b/firmware/html/index_template_top.html
index 72631cd..07a4680 100644
--- a/firmware/html/index_template_top.html
+++ b/firmware/html/index_template_top.html
@@ -3,7 +3,7 @@
 <head>
     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
-    <title>Light setup - {{LIGHT_NAME}}</title>
+    <title>Light setup - {{LIGHT_NAME}}{{LIGHT_NAME_DEV_POSTFIX}}</title>
     <script src="https://code.jquery.com/jquery-3.6.0.min.js"></script>
     <script src="https://cdn.plot.ly/plotly-latest.min.js"></script>
     <script src="https://cdnjs.cloudflare.com/ajax/libs/moment.js/2.29.1/moment.min.js"></script>
