diff --git a/cfg/std.cfg b/cfg/std.cfg
index c6a5483f9..229725771 100644
--- a/cfg/std.cfg
+++ b/cfg/std.cfg
@@ -3159,6 +3159,7 @@ The obsolete function 'gets' is called. With 'gets' you'll get a buffer overrun
   </function>
   <!-- struct tm * localtime(const time_t *tp); -->
   <function name="localtime,std::localtime">
+    <use-retval/>
     <returnValue type="struct tm *"/>
     <noreturn>false</noreturn>
     <leak-ignore/>