diff --git a/examples/full-screen-drag-rotate-and-zoom.html b/examples/full-screen-drag-rotate-and-zoom.html
index 698181dbf0..3720462e6a 100644
--- a/examples/full-screen-drag-rotate-and-zoom.html
+++ b/examples/full-screen-drag-rotate-and-zoom.html
@@ -15,7 +15,7 @@
       .map:-webkit-full-screen {
         height: 100%;
       }
-      .map:full-screen {
+      .map:fullscreen {
         height: 100%;
       }
     </style>
diff --git a/examples/full-screen.html b/examples/full-screen.html
index da9b8e6258..638be7f120 100644
--- a/examples/full-screen.html
+++ b/examples/full-screen.html
@@ -18,7 +18,7 @@
       .map:-ms-fullscreen {
         height: 100%;
       }
-      .map:full-screen {
+      .map:fullscreen {
         height: 100%;
       }
       .ol-rotate {