diff --git a/cfg/wxwidgets.cfg b/cfg/wxwidgets.cfg
index fb59c2450..6ad1be9bf 100644
--- a/cfg/wxwidgets.cfg
+++ b/cfg/wxwidgets.cfg
@@ -6125,6 +6125,14 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- void wxPGProperty::SetExpanded(bool expanded) -->
+  <function name="wxPGProperty::SetExpanded">
+    <noreturn>false</noreturn>
+    <leak-ignore/>
+    <arg nr="1">
+      <not-uninit/>
+    </arg>
+  </function>
   <!-- void wxPropertyGridInterface::SetPropertyReadOnly(wxPGPropArg id, bool set = true, int flags = wxPG_RECURSE)	 -->
   <!-- void wxPropertyGridPage::SetPropertyReadOnly(wxPGPropArg id, bool set = true, int flags = wxPG_RECURSE)	 -->
   <function name="wxPropertyGridInterface::SetPropertyReadOnly,wxPropertyGridPage::SetPropertyReadOnly">
@@ -6140,6 +6148,20 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- wxPGProperty* wxPropertyGridInterface::AppendIn(wxPGPropArg id, wxPGProperty * newProperty)-->
+  <!-- wxPGProperty* wxPropertyGridPage::AppendIn(wxPGPropArg id, wxPGProperty * newProperty)-->
+  <function name="wxPropertyGridInterface::AppendIn,wxPropertyGridPage::AppendIn">
+    <noreturn>false</noreturn>
+    <leak-ignore/>
+    <returnValue type="wxPGProperty*"/>
+    <arg nr="1">
+      <not-uninit/>
+    </arg>
+    <arg nr="2">
+      <not-uninit/>
+      <not-null/>
+    </arg>
+  </function>
   <!-- void wxPGProperty::SetAttribute(const wxString & name, wxVariant value) -->
   <function name="wxPGProperty::SetAttribute,wxBoolProperty::SetAttribute">
     <noreturn>false</noreturn>