diff --git a/examples/brightness-contrast.html b/examples/brightness-contrast.html
index 25ba8afb24..21b5c8cce9 100644
--- a/examples/brightness-contrast.html
+++ b/examples/brightness-contrast.html
@@ -14,14 +14,14 @@ tags: "brightness, contrast, webgl"
       This example requires a browser that supports <a href="http://get.webgl.org/">WebGL</a>.
     </div>
     <div class="btn-group">
-      <button id="increase-brightness"><i class="icon-plus"></i></button>
+      <button id="increase-brightness"><i class="fa fa-plus"></i></button>
       <button id="reset-brightness">Brightness</button>
-      <button id="decrease-brightness"><i class="icon-minus"></i></button>
+      <button id="decrease-brightness"><i class="fa fa-minus"></i></button>
     </div>
     <div class="btn-group">
-      <button id="increase-contrast"><i class="icon-plus"></i></button>
+      <button id="increase-contrast"><i class="fa fa-plus"></i></button>
       <button id="reset-contrast">Contrast</button>
-      <button id="decrease-contrast"><i class="icon-minus"></i></button>
+      <button id="decrease-contrast"><i class="fa fa-minus"></i></button>
     </div>
   </div>
 </div>
diff --git a/examples/export-map.html b/examples/export-map.html
index 99fce67000..a1e4a9f343 100644
--- a/examples/export-map.html
+++ b/examples/export-map.html
@@ -13,6 +13,6 @@ tags: "export, png, openstreetmap"
       This example requires a browser that supports the
       <a href="http://caniuse.com/#feat=download">link download</a> attribute.
     </div>
-    <a id="export-png" class="btn" download="map.png"><i class="icon-download"></i> Export PNG</a>
+    <a id="export-png" class="btn btn-default" download="map.png"><i class="fa fa-download"></i> Export PNG</a>
   </div>
 </div>
diff --git a/examples/hue-saturation.html b/examples/hue-saturation.html
index 9ecbc0ade7..fe10c95d32 100644
--- a/examples/hue-saturation.html
+++ b/examples/hue-saturation.html
@@ -13,14 +13,14 @@ tags: "custom, control"
       This example requires a browser that supports <a href="http://get.webgl.org/">WebGL</a>.
     </div>
     <div class="btn-group">
-      <button id="increase-hue"><i class="icon-plus"></i></button>
+      <button id="increase-hue"><i class="fa fa-plus"></i></button>
       <button id="reset-hue">Hue</button>
-      <button id="decrease-hue"><i class="icon-minus"></i></button>
+      <button id="decrease-hue"><i class="fa fa-minus"></i></button>
     </div>
     <div class="btn-group">
-      <button id="increase-saturation"><i class="icon-plus"></i></button>
+      <button id="increase-saturation"><i class="fa fa-plus"></i></button>
       <button id="reset-saturation">Saturation</button>
-      <button id="decrease-saturation"><i class="icon-minus"></i></button>
+      <button id="decrease-saturation"><i class="fa fa-minus"></i></button>
     </div>
   </div>
 </div>