diff --git a/wrenchboard/src/shared_tool/bko.cc b/wrenchboard/src/shared_tool/bko.cc
index c8e5c0c5..5f8f5091 100644
--- a/wrenchboard/src/shared_tool/bko.cc
+++ b/wrenchboard/src/shared_tool/bko.cc
@@ -308,7 +308,7 @@ long LoginBkoAdmin(CVars in, CVars &out)
 		                           " AND LOWER(username)=LOWER('%s') AND pass= md5('%s')", in["username"].c_str(), in["password"].c_str() );
 		if (ret>0) {
 			if (BkoCommonSessionCheck(out["id"].Long(),0,0, in["sessionid"].c_str(), 1)>0) {
-			    pgsql_exec("UPDATE backoffice SET last_login=NOW() WHERE id=%ld AND uid='%s'", out["backoffice_id"].Long(), out["uid"].c_str())
+			    pgsql_exec("UPDATE backoffice SET last_login=NOW() WHERE id=%ld AND uid='%s'", out["backoffice_id"].Long(), out["uid"].c_str());
 				out["stauts"] = "OK";
 				ret = PHP_API_OK;
 			} else {