diff --git a/crash_stats_page.py b/crash_stats_page.py
index 6878415..422446d 100644
--- a/crash_stats_page.py
+++ b/crash_stats_page.py
@@ -280,7 +280,6 @@ def first_report_with_valid_signature(self):
 
 class CrashReport(CrashStatsBasePage):
 
-    _signature_locator = " .signature"
     _product_locator = " td:nth-of-type(3)"
     _version_locator = " td:nth-of-type(4)"
     _row_locator = "css=#reportsList tbody tr"