diff --git a/ietf/group/views.py b/ietf/group/views.py
index f80e4faea..255798063 100644
--- a/ietf/group/views.py
+++ b/ietf/group/views.py
@@ -1224,7 +1224,7 @@ def group_json(request, acronym):
 
     return HttpResponse(json.dumps(group.json_dict(request.build_absolute_uri('/')),
                                    sort_keys=True, indent=2),
-                        content_type="text/json")
+                        content_type="application/json")
 
 @cache_control(public=True, max_age=30*60)
 @cache_page(30 * 60)
diff --git a/ietf/person/ajax.py b/ietf/person/ajax.py
index e45f7d32c..88bd24687 100644
--- a/ietf/person/ajax.py
+++ b/ietf/person/ajax.py
@@ -10,5 +10,5 @@ def person_json(request, personid):
 
     return HttpResponse(json.dumps(person.json_dict(request.build_absolute_uri("/")),
                                    sort_keys=True, indent=2),
-                        content_type="text/json")
+                        content_type="application/json")
 
diff --git a/ietf/static/ietf/js/agenda/agenda_objects.js b/ietf/static/ietf/js/agenda/agenda_objects.js
index c5b57496a..bd16d5396 100644
--- a/ietf/static/ietf/js/agenda/agenda_objects.js
+++ b/ietf/static/ietf/js/agenda/agenda_objects.js
@@ -470,7 +470,7 @@ ScheduledSlot.prototype.saveit = function() {
     var stuff = JSON.stringify(stuffjson, null, '\t');
 
     var saveit = $.ajax(assignments_post_href,{
-        "content-type": "text/json",
+        "content-type": "application/json",
         "type": "POST",
         "data": stuff,
     });
@@ -491,7 +491,7 @@ ScheduledSlot.prototype.set_pinned = function(state, completefunc) {
     var ss = this;
     var pinned_struct = { "pinned" : state };
     var pinned_update = $.ajax(this.href, {
-        "content-type": "text/json",
+        "content-type": "application/json",
         "type": "PUT",
         "data": pinned_struct,
     });
@@ -534,7 +534,7 @@ function remove_from_slot_status(domid, ss_id) {
 
 ScheduledSlot.prototype.deleteit = function() {
     var deleteit = $.ajax(this.href, {
-        "content-type": "text/json",
+        "content-type": "application/json",
         "type": "DELETE",
     });
     // now nuke self!
diff --git a/ietf/static/ietf/js/agenda/timeslot_edit.js b/ietf/static/ietf/js/agenda/timeslot_edit.js
index fa3066746..1bcec141b 100644
--- a/ietf/static/ietf/js/agenda/timeslot_edit.js
+++ b/ietf/static/ietf/js/agenda/timeslot_edit.js
@@ -307,7 +307,7 @@ function insert_timeslotedit_cell(ts) {
 
         var purpose_struct = { "purpose" : newpurpose };
         var purpose_update = $.ajax(ts.href, {
-            "content-type": "text/json",
+            "content-type": "application/json",
             "type": "PUT",
             "data": purpose_struct,
         });
@@ -364,7 +364,7 @@ function create_timeslotedit_cell(slot_id) {
 
 
         var new_timeslot_promise = $.ajax(meeting_slots_href, {
-            "content-type": "text/json",
+            "content-type": "application/json",
             "type": "POST",
             "data": ts,
         });