diff --git a/chrome/content/zotero/xpcom/schema.js b/chrome/content/zotero/xpcom/schema.js
index 9de2955ce4..9e705803f7 100644
--- a/chrome/content/zotero/xpcom/schema.js
+++ b/chrome/content/zotero/xpcom/schema.js
@@ -699,7 +699,7 @@ Zotero.Schema = new function(){
 				}
 				
 				if (i==15) {
-					Zotero.DB.query("DROP TABLE annotations");
+					Zotero.DB.query("DROP TABLE IF EXISTS annotations");
 				}
 			}