diff --git a/chrome/content/zotero/xpcom/schema.js b/chrome/content/zotero/xpcom/schema.js
index 7fda50779..a833c26fc 100644
--- a/chrome/content/zotero/xpcom/schema.js
+++ b/chrome/content/zotero/xpcom/schema.js
@@ -2479,6 +2479,10 @@ Zotero.Schema = new function(){
 				yield Zotero.DB.queryAsync("DELETE FROM relationPredicates " + where);
 			}
 			
+			else if (i == 98) {
+				yield Zotero.DB.queryAsync("DELETE FROM itemRelations WHERE predicateID=(SELECT predicateID FROM relationPredicates WHERE predicate='owl:sameAs') AND object LIKE ?", 'http://www.archive.org/%');
+			}
+			
 			// If breaking compatibility or doing anything dangerous, clear minorUpdateFrom
 		}
 		
diff --git a/resource/schema/userdata.sql b/resource/schema/userdata.sql
index badb8fda8..cd60cf158 100644
--- a/resource/schema/userdata.sql
+++ b/resource/schema/userdata.sql
@@ -1,4 +1,4 @@
--- 97
+-- 98
 
 -- Copyright (c) 2009 Center for History and New Media
 --                    George Mason University, Fairfax, Virginia, USA