diff --git a/index.html b/index.html
index f69e5c0..3004eb8 100644
--- a/index.html
+++ b/index.html
@@ -52,7 +52,7 @@
 <body>
   <div id="content">
     <img src="https://s3-us-west-2.amazonaws.com/simple-calculator-website-demo/calculator.png"/>
-    <h1>Simple Calculator Service</h1>
+    <h1>Simple Calculators Service</h1>
     <div id="calculator">
       <input id="a" type="text" name="a" size="8" /><br/>
       <select id="operation" name="operation">
