diff --git a/cfg/wxwidgets.cfg b/cfg/wxwidgets.cfg
index 10c679e1a..4969c92d8 100644
--- a/cfg/wxwidgets.cfg
+++ b/cfg/wxwidgets.cfg
@@ -4648,6 +4648,13 @@
     <use-retval/>
     <returnValue type="int"/>
   </function>
+  <!-- static int wxLocale::GetSystemLanguage(void)	-->
+  <function name="wxLocale::GetSystemLanguage">
+    <noreturn>false</noreturn>
+    <leak-ignore/>
+    <use-retval/>
+    <returnValue type="int"/>
+  </function>
   <!-- http://docs.wxwidgets.org/trunk/classwx_timer.html	-->
   <!-- wxEvtHandler * 	GetOwner () const	-->
   <function name="wxTimer::GetOwner">