diff --git a/static/js/settings.js b/static/js/settings.js
index accd820231..5c606a3e05 100644
--- a/static/js/settings.js
+++ b/static/js/settings.js
@@ -408,7 +408,7 @@ function _setup_page() {
         }
 
         channel.patch({
-            url: '/json/left_side_userlist',
+            url: '/json/settings/display',
             data: data,
             success: function () {
                 ui.report_success(i18n.t("User list will appear on the __side__ hand side! You will need to reload the window for your changes to take effect.", context),
diff --git a/zerver/tests/tests.py b/zerver/tests/tests.py
index 28b8d9b7cb..11817102a2 100644
--- a/zerver/tests/tests.py
+++ b/zerver/tests/tests.py
@@ -1638,7 +1638,7 @@ class ChangeSettingsTest(ZulipTestCase):
 
     def test_toggling_left_side_userlist(self):
         # type: () -> None
-        self.check_for_toggle_param("/json/left_side_userlist", "left_side_userlist")
+        self.check_for_toggle_param_patch("/json/settings/display", "left_side_userlist")
 
     def test_time_setting(self):
         # type: () -> None
diff --git a/zerver/views/user_settings.py b/zerver/views/user_settings.py
index bf29c75185..ec98eb7625 100644
--- a/zerver/views/user_settings.py
+++ b/zerver/views/user_settings.py
@@ -95,27 +95,12 @@ def json_change_settings(request, user_profile,
 
     return json_success(result)
 
-@authenticated_json_post_view
-@has_request_variables
-def json_left_side_userlist(request, user_profile, left_side_userlist=REQ(validator=check_bool, default=None)):
-    # type: (HttpRequest, UserProfile, Optional[bool]) -> HttpResponse
-    result = {}
-    if (left_side_userlist is not None and
-            user_profile.left_side_userlist != left_side_userlist):
-
-        do_change_left_side_userlist(user_profile, left_side_userlist)
-
-    result['left_side_userlist'] = left_side_userlist
-
-    return json_success(result)
-
-# TODO: Merge json_left_side_userlist endpoint
-# into this one; it should be straightforward
 @has_request_variables
 def update_display_settings_backend(request, user_profile,
                                     twenty_four_hour_time=REQ(validator=check_bool, default=None),
-                                    default_language=REQ(validator=check_string, default=None)):
-    # type: (HttpRequest, UserProfile, Optional[bool], Optional[str]) -> HttpResponse
+                                    default_language=REQ(validator=check_string, default=None),
+                                    left_side_userlist=REQ(validator=check_bool, default=None)):
+    # type: (HttpRequest, UserProfile, Optional[bool], Optional[str], Optional[bool]) -> HttpResponse
     if (default_language is not None and
             default_language not in get_available_language_codes()):
         raise JsonableError(_("Invalid language '%s'" % (default_language,)))
@@ -131,6 +116,11 @@ def update_display_settings_backend(request, user_profile,
         do_change_twenty_four_hour_time(user_profile, twenty_four_hour_time)
         result['twenty_four_hour_time'] = twenty_four_hour_time
 
+    elif (left_side_userlist is not None and
+            user_profile.left_side_userlist != left_side_userlist):
+        do_change_left_side_userlist(user_profile, left_side_userlist)
+        result['left_side_userlist'] = left_side_userlist
+
     return json_success(result)
 
 @authenticated_json_post_view
diff --git a/zproject/legacy_urls.py b/zproject/legacy_urls.py
index 8166d74115..2274e3eea1 100644
--- a/zproject/legacy_urls.py
+++ b/zproject/legacy_urls.py
@@ -42,5 +42,4 @@ legacy_urls = [
     url(r'^json/messages_in_narrow$',        zerver.views.messages.json_messages_in_narrow),
     url(r'^json/update_message$',            zerver.views.messages.json_update_message),
     url(r'^json/set_muted_topics$',          zerver.views.json_set_muted_topics),
-    url(r'^json/left_side_userlist$',        zerver.views.user_settings.json_left_side_userlist),
     ]