diff --git a/chrome/content/zotero/elements/tagsBox.js b/chrome/content/zotero/elements/tagsBox.js
index 5d0b299f12..5b59d30df0 100644
--- a/chrome/content/zotero/elements/tagsBox.js
+++ b/chrome/content/zotero/elements/tagsBox.js
@@ -368,7 +368,7 @@
 				});
 				event.preventDefault();
 			}
-			let delimiters = [',', ';', '--', '—'];
+			let delimiters = [',', ';'];
 			let interceptRegex = new RegExp(`\\w+\\s*(${delimiters.join('|')})\\s*\\w+`, 'i');
 			let match = str.match(interceptRegex);
 			if (match) {