diff --git a/test/runtests.sh b/test/runtests.sh
index d62b318009..a115589b9d 100755
--- a/test/runtests.sh
+++ b/test/runtests.sh
@@ -79,6 +79,7 @@ user_pref("extensions.zotero.debug.log", $DEBUG);
 user_pref("extensions.zotero.debug.time", $DEBUG);
 user_pref("extensions.zotero.firstRunGuidance", false);
 user_pref("extensions.zotero.firstRun2", false);
+user_pref("extensions.zotero.reportTranslationFailure", false);
 EOF
 
 # -v flag on Windows makes Firefox process hang