diff --git a/composer.json b/composer.json
index a2034839c..02b91abb2 100644
--- a/composer.json
+++ b/composer.json
@@ -29,7 +29,8 @@
         "drupal/admin_toolbar": "2.3",
         "drupal/adminimal_admin_toolbar": "1.11.0",
         "drupal/adminimal_theme": "1.4",
-        "drupal/chosen": "2.6.0",
+        "drupal/bigmenu": "2.0.0-rc1",
+        "drupal/chosen": "2.9.0",
         "drupal/components": "1.0.0",
         "drupal/config_filter": "1.5",
         "drupal/config_ignore": "2.1",
@@ -42,18 +43,18 @@
         "drupal/core-recommended": "8.9.6",
         "drupal/crop":"2.1",
         "drupal/ctools": "3.2.0",
-        "drupal/diff": "1.0-rc2",
+        "drupal/diff": "1.0",
         "drupal/devel": "2.0",
         "drupal/dropzonejs": "2.1",
-        "drupal/ds": "3.2",
+        "drupal/ds": "3.9",
         "drupal/encrypt": "3.0-rc2",
         "drupal/dynamic_entity_reference": "1.7.0",
-        "drupal/entity_browser": "2.1",
+        "drupal/entity_browser": "2.5",
         "drupal/entity_class_formatter": "1.3",
         "drupal/entity_embed": "1.0",
         "drupal/entity_reference_display": "1.3",
-        "drupal/entity_reference_revisions": "1.6",
-        "drupal/environment_indicator": "3.5",
+        "drupal/entity_reference_revisions": "1.8",
+        "drupal/environment_indicator": "4.0",
         "drupal/events_log_track": "1.1",
         "drupal/facets": "1.3",
         "drupal/features": "3.8",
@@ -66,9 +67,9 @@
         "drupal/govcms8_uikit_starter": "1.0-alpha2",
         "drupal/graphql": "3.0.0-rc2",
         "drupal/honeypot": "1.29",
-        "drupal/inline_entity_form": "1.0-rc1",
+        "drupal/inline_entity_form": "1.0-rc7",
         "drupal/key": "1.14",
-        "drupal/linked_field": "1.1.0",
+        "drupal/linked_field": "1.3.0",
         "drupal/linkit": "5.0-beta9",
         "drupal/login_security": "1.5",
         "drupal/media_entity_file_replace": "1.0-beta2",
@@ -91,14 +92,14 @@
         "drupal/redirect": "1.3",
         "drupal/restui": "1.16.0",
         "drupal/robotstxt": "1.4",
-        "drupal/scheduled_transitions": "1.0.0-rc1",
+        "drupal/scheduled_transitions": "2.0",
         "drupal/search_api": "1.16",
         "drupal/search_api_solr": "3.9",
         "drupal/search_api_attachments": "1.0-beta16",
         "drupal/seckit": "1.1",
         "drupal/shield": "1.4",
         "drupal/simple_oauth": "4.5",
-        "drupal/simple_sitemap": "3.4",
+        "drupal/simple_sitemap": "3.7",
         "drupal/swiftmailer": "1.0-beta2",
         "drupal/tfa":"1.0-alpha4",
         "drupal/token": "1.7",
@@ -180,6 +181,11 @@
             "drupal/simple_oauth": {
               "Drupal 9 Readiness": "https://www.drupal.org/files/issues/2020-05-21/3138497-6.patch"
             },
+            "drupal/simple_sitemap": {
+              "Undefined index: changefreq Notice message - https://www.drupal.org/project/simple_sitemap/issues/3070132": "https://www.drupal.org/files/issues/2020-03-04/3070132-changefreq-notice-message.patch",
+              "Undefined index: include_images in FormHelper.php on line 361 - https://www.drupal.org/project/simple_sitemap/issues/3114593":
+              "https://www.drupal.org/files/issues/2020-02-19/include_images.patch"
+            },
             "drupal/tfa": {
                 "The tfa.settings route should use the permission 'admin tfa settings' - https://www.drupal.org/project/tfa/issues/2943972": "https://www.drupal.org/files/issues/2943972-2.patch",
                 "Bad UX around 'required to setup TFA' concept and users who have skipped validation too many times - https://www.drupal.org/project/tfa/issues/2937336": "https://www.drupal.org/files/issues/2019-03-01/2937336-17.patch",