diff --git a/mpicms/templates/events/event_index.html b/mpicms/templates/events/event_index.html
index 09d2df0..bc82363 100644
--- a/mpicms/templates/events/event_index.html
+++ b/mpicms/templates/events/event_index.html
@@ -2,6 +2,8 @@
 {% load event_tags i18n %}
 
 {% block content %}
+    {% translate "hide external events" as txt_hide_external_events %}
+    {% translate "show external events" as txt_show_external_events %}
     <div class="section">
 
         <h2 class="title is-2">{{ page.title }}</h2>
@@ -15,7 +17,7 @@ <h2 class="title is-2">{{ page.title }}</h2>
             <div class="fc-center">
             </div>
             <div class="fc-right">
-                <a id="switch_external" class="button">hide external events</a>
+                <a id="switch_external" class="button">{{ txt_hide_external_events }}</a>
             </div>
         </div>
     </div>
@@ -46,11 +48,11 @@ <h2 class="title is-2">{{ page.title }}</h2>
                 if (externalEventsShown) {
                     calendar.getEventSources()[1].remove()
                     externalEventsShown = 0
-                    this.innerHTML="show external events"
+                    this.innerHTML="{{ txt_show_external_events }}"
                 } else {
                     calendar.addEventSource(event_source_external)
                     externalEventsShown = 1
-                    this.innerHTML="hide external events"
+                    this.innerHTML="{{ txt_hide_external_events }}"
                 }
             });