diff --git a/etc/firefox/policies/policies.json b/etc/firefox/policies/policies.json
index a233bfc6..c2cd883b 100644
--- a/etc/firefox/policies/policies.json
+++ b/etc/firefox/policies/policies.json
@@ -232,6 +232,13 @@
 				"installation_mode": "blocked",
 				"private_browsing": false
 			},
+			"@ublacklist": {
+				"blocked_install_message": "uBlackList",
+				"default_area": "menupanel",
+				"install_url": "https://addons.mozilla.org/firefox/downloads/latest//latest.xpi",
+				"installation_mode": "normal_installed",
+				"private_browsing": true
+			},
 			"ATBC@EasonWong": {
 				"blocked_install_message": "Adaptive Tab Bar Colour",
 				"default_area": "menupanel",
diff --git a/etc/opt/chromium/policies/managed/aminda-extensions.json b/etc/opt/chromium/policies/managed/aminda-extensions.json
index 01849f08..4cd86cc7 100644
--- a/etc/opt/chromium/policies/managed/aminda-extensions.json
+++ b/etc/opt/chromium/policies/managed/aminda-extensions.json
@@ -451,6 +451,13 @@
 			"override_update_url": true,
 			"toolbar_pin": "force_pinned",
 			"update_url": "https://clients2.google.com/service/update2/crx"
+		},
+		"pncfbmialoiaghdehhbnbhkkgmjanfhe": {
+			"blocked_install_message": "uBlacklist",
+			"installation_mode": "normal_installed",
+			"override_update_url": true,
+			"toolbar_pin": "default_unpinned",
+			"update_url": "https://clients2.google.com/service/update2/crx"
 		}
 	},
 	"NetworkPredictionOptions": 2,