diff --git a/cfg/std.cfg b/cfg/std.cfg
index 20265ccd603..3b1741f81fe 100644
--- a/cfg/std.cfg
+++ b/cfg/std.cfg
@@ -8218,7 +8218,7 @@ initializer list (7) string& replace (const_iterator i1, const_iterator i2, init
     </arg>
   </function>
   <function name="std::size">
-    <pure/>>
+    <pure/>
     <noreturn>false</noreturn>
     <use-retval/>
     <leak-ignore/>