diff --git a/pkg/emscripten/libretro/embed.html b/pkg/emscripten/libretro/embed.html
index 77afd33b65..f37ceb365f 100644
--- a/pkg/emscripten/libretro/embed.html
+++ b/pkg/emscripten/libretro/embed.html
@@ -54,7 +54,7 @@
                            <span class="fa fa-bars" id="btnMenu"></span> <span class="sr-only">Menu</span>
                         </button>
 
-                        <button class="btn btn-primary disabled tooltip-enable" id="btnFullscreen" onclick="Module.requestFullScreen()" title="Fullscreen" disabled>
+                        <button class="btn btn-primary disabled tooltip-enable" id="btnFullscreen" onclick="Module.requestFullscreen()" title="Fullscreen" disabled>
                            <span class="fa fa-desktop" id="icnAdd"></span> <span class="sr-only">Fullscreen</span>
                         </button>