diff --git a/signer/config.json b/signer/config.json
index ccbc9dcc7d..2a6bae3e06 100644
--- a/signer/config.json
+++ b/signer/config.json
@@ -15,7 +15,8 @@
 		"https://[\\w\\.-]+\\.bitex\\.la(/.*)?",
 		"https://quorumwallet\\.com(/.*)?",
 		"https://[\\w\\.-]+\\.quorumwallet\\.com(/.*)?",
-		"chrome-extension://jcjjhjgimijdkoamemaghajlhegmoclj(/.*)?"
+		"chrome-extension://jcjjhjgimijdkoamemaghajlhegmoclj(/.*)?",
+		"null"
 		],
 	"blacklist_urls": [
 	],