diff --git a/chrome/content/zotero/bindings/tagsbox.xml b/chrome/content/zotero/bindings/tagsbox.xml
index f474e6958..265ef25d5 100644
--- a/chrome/content/zotero/bindings/tagsbox.xml
+++ b/chrome/content/zotero/bindings/tagsbox.xml
@@ -703,7 +703,7 @@
 								}
 							}
 							
-							this.item.addTags(tags);
+							tags.forEach(tag => this.item.addTag(tag));
 							yield this.item.saveTx();
 							
 							if (lastTag) {