diff --git a/resource/config.js b/resource/config.js
index c93217e6e..5a26caf36 100644
--- a/resource/config.js
+++ b/resource/config.js
@@ -4,7 +4,7 @@ var ZOTERO_CONFIG = {
 	REPOSITORY_CHECK_INTERVAL: 86400, // 24 hours
 	REPOSITORY_RETRY_INTERVAL: 3600, // 1 hour
 	BASE_URI: 'http://zotero.org/',
-	WWW_BASE_URL: 'http://www.zotero.org/',
+	WWW_BASE_URL: 'https://www.zotero.org/',
 	PROXY_AUTH_URL: 'https://s3.amazonaws.com/zotero.org/proxy-auth',
 	SYNC_URL: 'https://sync.zotero.org/',
 	API_URL: 'https://api.zotero.org/',