diff --git a/course/templates/activityinstance.mustache b/course/templates/activityinstance.mustache
index 8b1fd6cd0cf..1ed95a8b7fe 100644
--- a/course/templates/activityinstance.mustache
+++ b/course/templates/activityinstance.mustache
@@ -39,11 +39,11 @@
         <div>
             {{#canmanage}}
             <label class="accesshide" for="selectactivity_{{cmid}}">{{#str}}select, completion{{/str}} {{modname}}</label>
-            <input type="checkbox" id="selectactivity_{{cmid}}" class="m-r-1" name="cmid[]" data-section="{{sectionnumber}}" value="{{cmid}}" aria-label="{{#str}}checkactivity, completion, {{modname}}{{/str}}">
+            <input type="checkbox" id="selectactivity_{{cmid}}" class="m-r-1" name="cmid[]" data-section="{{sectionnumber}}" value="{{cmid}}" aria-label="{{#str}}checkactivity, completion, {{{modname}}}{{/str}}">
             {{/canmanage}}
             <a href="{{url}}">
             <img src="{{icon}}" class="iconlarge activityicon" alt=" " role="presentation" />
-            <span class="instancename">{{modname}}</span>
+            <span class="instancename">{{{modname}}}</span>
             </a>
         </div>
     </div>
diff --git a/course/templates/bulkactivitycompletion.mustache b/course/templates/bulkactivitycompletion.mustache
index 57fafd96b17..e40bca8541d 100644
--- a/course/templates/bulkactivitycompletion.mustache
+++ b/course/templates/bulkactivitycompletion.mustache
@@ -64,8 +64,8 @@
                 <div class="m-b-1">
                     <div class="row m-b-1 row-fluid">
                         <div class="col-sm-12">
-                            <input type="checkbox" data-section-master="{{sectionnumber}}" class="m-r-1" aria-label="{{#str}}checkallsection, completion, {{name}}{{/str}}">
-                            <h3 class="d-inline-block">{{name}}</h3>
+                            <input type="checkbox" data-section-master="{{sectionnumber}}" class="m-r-1" aria-label="{{#str}}checkallsection, completion, {{{name}}}{{/str}}">
+                            <h3 class="d-inline-block">{{{name}}}</h3>
                         </div>
                     </div>
                     {{> core_course/activityinstance}}
diff --git a/course/templates/defaultactivitycompletion.mustache b/course/templates/defaultactivitycompletion.mustache
index db109081584..066370f49c5 100644
--- a/course/templates/defaultactivitycompletion.mustache
+++ b/course/templates/defaultactivitycompletion.mustache
@@ -63,9 +63,9 @@
                 <div class="row m-b-1 row-fluid">
                     <div class="col-xs-6 span6">
                         <label class="accesshide" for="modtype_{{id}}">{{#str}}select, core_completion{{/str}} {{formattedname}}</label>
-                        <input id="modtype_{{id}}" type="checkbox" class="m-r-1" name="modids[]" value="{{id}}" aria-label="{{#str}}checkactivity, completion, {{formattedname}}{{/str}}">
+                        <input id="modtype_{{id}}" type="checkbox" class="m-r-1" name="modids[]" value="{{id}}" aria-label="{{#str}}checkactivity, completion, {{{formattedname}}}{{/str}}">
                         <img class="iconlarge activityicon" src="{{icon}}" alt=" " role="presentation" />
-                        <span>{{formattedname}}</span>
+                        <span>{{{formattedname}}}</span>
                     </div>
                     <div class="activity-completionstatus col-xs-6 span6">
                         <div class="col-sm-1 span1 p-l-0">