diff --git a/src/amplitude-client.js b/src/amplitude-client.js
index 3611fa3a..1d134f65 100644
--- a/src/amplitude-client.js
+++ b/src/amplitude-client.js
@@ -141,13 +141,14 @@ AmplitudeClient.prototype.init = function init(apiKey, opt_userId, opt_config, o
     const hasNewCookie = !!this._metadataStorage.load();
     this._useOldCookie = !hasNewCookie && hasOldCookie && !this.options.cookieForceUpgrade;
     const hasCookie = hasNewCookie || hasOldCookie;
-    this.options.domain = this.cookieStorage.options().domain;
 
     if (this.options.deferInitialization && !hasCookie) {
       this._deferInitialization(apiKey, opt_userId, opt_config, opt_callback);
       return;
     }
 
+    this.options.domain = this.cookieStorage.options().domain;
+
     if (type(this.options.logLevel) === 'string') {
       utils.setLogLevel(this.options.logLevel);
     }