diff --git a/cfg/wxwidgets.cfg b/cfg/wxwidgets.cfg
index 780113b27..cbc6b6db7 100644
--- a/cfg/wxwidgets.cfg
+++ b/cfg/wxwidgets.cfg
@@ -8055,6 +8055,21 @@
     <returnValue type="void"/>
     <arg nr="1" direction="in"/>
   </function>
+  <!-- void wxCmdLineParser::AddOption(const wxString & name, const wxString & lng = wxEmptyString, const wxString & desc = wxEmptyString, wxCmdLineParamType type = wxCMD_LINE_VAL_STRING, int flags = 0) -->
+  <function name="wxCmdLineParser::AddOption">
+    <noreturn>false</noreturn>
+    <leak-ignore/>
+    <returnValue type="void"/>
+    <arg nr="1" direction="in"/>
+    <arg nr="2" default="wxEmptyString" direction="in"/>
+    <arg nr="3" default="wxEmptyString" direction="in"/>
+    <arg nr="4" direction="in" default="wxCMD_LINE_VAL_STRING">
+      <not-uninit/>
+    </arg>
+    <arg nr="5" direction="in" default="0">
+      <not-uninit/>
+    </arg>
+  </function>
   <!-- static void wxValidator::SuppressBellOnError(bool suppress = true) -->
   <function name="wxValidator::SuppressBellOnError">
     <noreturn>false</noreturn>