diff --git a/app/wol/templates/wol/settings.html b/app/wol/templates/wol/settings.html
index c4cf9d7a..5f171d7b 100644
--- a/app/wol/templates/wol/settings.html
+++ b/app/wol/templates/wol/settings.html
@@ -199,7 +199,7 @@
                             {% csrf_token %}
                             <div class="file is-primary">
                                 <label class="file-label">
-                                    <input id="restore-input" class="file-input" type="file" name="file" onchange="form.submit()">
+                                    <input id="restore-input" class="file-input" type="file" name="file" accept=".json" onchange="form.submit()">
                                     <span class="file-cta">
                                         <span class="file-icon">
                                             <i class="fas fa-upload"></i>
@@ -303,7 +303,7 @@
                             <div class="column">
                                 <p>{{ platform.machine }}</p>
                             </div>
-                        </div>        
+                        </div>
                     </div>
                 </div>
             </div>