diff --git a/platform/mv3/extension/js/utils.js b/platform/mv3/extension/js/utils.js
index cab0b972a..22aa5631a 100644
--- a/platform/mv3/extension/js/utils.js
+++ b/platform/mv3/extension/js/utils.js
@@ -118,7 +118,7 @@ export const matchesFromHostnames = hostnames => {
 
 export const hostnameFromMatch = origin => {
     if ( origin === '<all_urls>' || origin === '*://*/*' ) { return 'all-urls'; }
-    const match = reOriginToHostname.exec(origin);
+    const match = /^\*:\/\/(?:\*\.)?([^/]+)\/\*/.exec(origin);
     if ( match === null ) { return ''; }
     return match[1];
 };
@@ -133,8 +133,6 @@ export const hostnamesFromMatches = origins => {
     return out;
 };
 
-const reOriginToHostname = /^\*:\/\/(?:\*\.)?([^/]+)\/\*/;
-
 /******************************************************************************/
 
 const broadcastMessage = message => {