diff --git a/public/index.html b/public/index.html
index 13f25b1..5e51265 100644
--- a/public/index.html
+++ b/public/index.html
@@ -37,7 +37,7 @@
             const inputField = document.getElementById('input');
             const message = inputField.value;
 
-            if (message === 'blink') {
+            if (message === 'BLINK') {
                 socket.emit('blink', message);
                 socket.emit('blink');
                 console.log('socket: blink');