diff --git a/cfg/std.cfg b/cfg/std.cfg
index a755f81f8..286e78854 100644
--- a/cfg/std.cfg
+++ b/cfg/std.cfg
@@ -6043,6 +6043,7 @@ The obsolete function 'gets' is called. With 'gets' you'll get a buffer overrun
     <arg nr="3" direction="in">
       <not-null/>
       <not-uninit/>
+      <formatstr/>
     </arg>
     <arg nr="4"/>
   </function>