1 files changed, 1 insertions, 1 deletions
diff --git a/browser/components/doh/DoHConfig.sys.mjs b/browser/components/doh/DoHConfig.sys.mjs
index 5d35940d55..f9ac5f0f40 100644
--- a/browser/components/doh/DoHConfig.sys.mjs
+++ b/browser/components/doh/DoHConfig.sys.mjs
@@ -196,7 +196,7 @@ export const DoHConfigController = {
         return;
       }
 
-      Services.obs.addObserver(function obs(sub, top, data) {
+      Services.obs.addObserver(function obs() {
         Services.obs.removeObserver(obs, lazy.Region.REGION_TOPIC);
         updateRegionAndResolve();
       }, lazy.Region.REGION_TOPIC);