diff --git a/chrome/content/zotero/xpcom/storage/webdav.js b/chrome/content/zotero/xpcom/storage/webdav.js
index a35aa9fb0..d88389bae 100644
--- a/chrome/content/zotero/xpcom/storage/webdav.js
+++ b/chrome/content/zotero/xpcom/storage/webdav.js
@@ -1102,7 +1102,7 @@ Zotero.Sync.Storage.WebDAV = (function () {
 	
 	obj._cacheCredentials = function () {
 		if (_cachedCredentials) {
-			Zotero.debug("Credentials are already cached");
+			Zotero.debug("WebDAV credentials are already cached");
 			return;
 		}
 		
diff --git a/chrome/content/zotero/xpcom/storage/zfs.js b/chrome/content/zotero/xpcom/storage/zfs.js
index 59dd06670..a29668379 100644
--- a/chrome/content/zotero/xpcom/storage/zfs.js
+++ b/chrome/content/zotero/xpcom/storage/zfs.js
@@ -1002,7 +1002,7 @@ Zotero.Sync.Storage.ZFS = (function () {
 	
 	obj._cacheCredentials = function () {
 		if (_cachedCredentials) {
-			Zotero.debug("Credentials are already cached");
+			Zotero.debug("ZFS credentials are already cached");
 			return;
 		}