diff --git a/_layouts/default.html b/_layouts/default.html
index 2b0a996c29d8bffe660756beb87924678970f190..d5018fd4902eb23606ebfb1a16021c18ccb743ba 100644
--- a/_layouts/default.html
+++ b/_layouts/default.html
@@ -5,6 +5,7 @@
     <title>{{ page.title }}</title>
     <link rel="stylesheet" href="{{ "/assets/css/styles.css" | real_relative_url }}">
     {% include mathjax.html %}
+    <link href="https://fonts.googleapis.com/css?family=Roboto" rel="stylesheet">
   </head>
   <body>
     {% include navigation.html %}
diff --git a/_sass/main.scss b/_sass/main.scss
index 6c7e3e215cc5563eb1913690d9f12fc3d8beccb5..504e66300de0fda0793e34104310bce0dc6dc471 100644
--- a/_sass/main.scss
+++ b/_sass/main.scss
@@ -1,6 +1,7 @@
 body {
     max-width: 650px;
     line-height: 1.6;
+    font-family: 'Roboto', 'Helvetica', sans-serif;
     font-size: 18px;
     color: #333;
     background-color: #fdfdfd;