diff --git a/performance/performance.install b/performance/performance.install
index a6101336da26d44f06ab8f7d027b8f552a497ce6..f182ce227d1e54366f37cc616ea3dad249b1f1ae 100644
--- a/performance/performance.install
+++ b/performance/performance.install
@@ -129,3 +129,10 @@ function performance_requirements($phase) {
 
   return $requirements;
 }
+
+function performance_update_1() {
+  $ret = array();
+  db_drop_field($ret, 'performance_detail', 'title');
+  db_drop_field($ret, 'performance_summary', 'title');
+  return $ret;
+}