diff --git a/wrenchboard/src/shared_tool/account_mngt.cc b/wrenchboard/src/shared_tool/account_mngt.cc
index 3d746f56..238f3622 100644
--- a/wrenchboard/src/shared_tool/account_mngt.cc
+++ b/wrenchboard/src/shared_tool/account_mngt.cc
@@ -33,7 +33,7 @@ long WrenchAccountSetPrefrence(CVars in, CVars &out){
                 map<const char*, const char*>f = pgsql_fetch_assoc(res,0);
                 CVars rec;
                 map_to_cvars(f, rec);
-                pgsql_query("UPDATE members SET account_pref='%s' WHERE id = %lu AND uid = '%s'",in["member_id"].Long(), rec["uid"].c_str());
+                pgsql_query("UPDATE members SET account_pref='%s' WHERE id = %lu AND uid = '%s'", in["user_pref"].c_str() ,in["member_id"].Long(), rec["uid"].c_str());
         }
 
         ret = PHP_API_OK;