diff --git a/src/Magnum/Platform/NaClApplication.h b/src/Magnum/Platform/NaClApplication.h
index 600de68a5..50435637b 100644
--- a/src/Magnum/Platform/NaClApplication.h
+++ b/src/Magnum/Platform/NaClApplication.h
@@ -160,9 +160,9 @@ name of your executable.
   <body>
     <h1>Magnum NaCl Application</h1>
     <div id="listener">
-      <embed id="module" type="application/x-nacl" src="<application>.nmf" />
+      <embed id="module" type="application/x-nacl" src="<application>.nmf"></embed>
       <div id="status">Initialization...</div>
-      <div id="statusDescription" />
+      <div id="statusDescription"></div>
       <script src="NaClApplication.js"></script>
     </div>
   </body>
diff --git a/src/Magnum/Platform/Sdl2Application.h b/src/Magnum/Platform/Sdl2Application.h
index e87cc3436..0f94d67d3 100644
--- a/src/Magnum/Platform/Sdl2Application.h
+++ b/src/Magnum/Platform/Sdl2Application.h
@@ -154,7 +154,7 @@ executable.
     <div id="listener">
       <canvas id="module"></canvas>
       <div id="status">Initialization...</div>
-      <div id="statusDescription" />
+      <div id="statusDescription"></div>
       <script src="EmscriptenApplication.js"></script>
       <script async="async" src="<application>.js"></script>
     </div>
diff --git a/src/Magnum/Platform/magnum-info-nacl.html b/src/Magnum/Platform/magnum-info-nacl.html
index 4cf16a70b..1d1fe992c 100644
--- a/src/Magnum/Platform/magnum-info-nacl.html
+++ b/src/Magnum/Platform/magnum-info-nacl.html
@@ -22,7 +22,7 @@
   <body>
     <h1>Magnum Info</h1>
     <div id="listener">
-      <embed id="module" type="application/x-nacl" src="magnum-info.nmf" />
+      <embed id="module" type="application/x-nacl" src="magnum-info.nmf"></embed>
       <div id="status">Initialization...</div>
       <div id="statusDescription"></div>
       <div id="info"></div>
