diff --git a/chrome/content/zotero/xpcom/translation/translate.js b/chrome/content/zotero/xpcom/translation/translate.js
index ff6f864ed..07a71977e 100644
--- a/chrome/content/zotero/xpcom/translation/translate.js
+++ b/chrome/content/zotero/xpcom/translation/translate.js
@@ -1342,11 +1342,15 @@ Zotero.Translate.Base.prototype = {
 			Zotero.Promise.resolve(this.translator[0])
 			.then(function (translator) {
 				this.translator[0] = translator;
-				this._loadTranslator(translator).then(() => this._translateTranslatorLoaded());
+				this._loadTranslator(translator)
+					.then(() => this._translateTranslatorLoaded())
+					.catch(e => deferred.reject(e));
 			}.bind(this));
 		}
 		else {
-			this._loadTranslator(this.translator[0]).then(() => this._translateTranslatorLoaded());
+			this._loadTranslator(this.translator[0])
+				.then(() => this._translateTranslatorLoaded())
+				.catch(e => deferred.reject(e));
 		}
 		
 		return deferred.promise;