diff --git a/t/head.html b/t/head.html
index 385c78c..c42bf17 100644
--- a/t/head.html
+++ b/t/head.html
@@ -108,7 +108,7 @@
       .echo a:hover {
         color: #222;
         display: inline-block;
-        box-shadow: 0 0 4px rgba(0, 255, 255, 0.5);
+        box-shadow: 0 0 4px rgba(0, 0, 255, 0.5);
         border-width: 1px;
         border-style: solid;
         border-radius: 3px;