diff --git a/cfg/wxwidgets.cfg b/cfg/wxwidgets.cfg
index d76cc8b02..eddd67c6f 100644
--- a/cfg/wxwidgets.cfg
+++ b/cfg/wxwidgets.cfg
@@ -6848,6 +6848,19 @@
     <leak-ignore/>
     <arg nr="1" direction="inout"/>
   </function>
+  <!-- bool wxIsSameDouble( double x, double y ) const -->
+  <function name="wxIsSameDouble">
+    <noreturn>false</noreturn>
+    <returnValue type="bool"/>
+    <leak-ignore/>
+    <const/>
+    <arg nr="1" direction="in">
+      <not-uninit/>
+    </arg>
+    <arg nr="2" direction="in">
+      <not-uninit/>
+    </arg>
+  </function>
   <!-- bool wxConfigBase::Write(const wxString &key, const wxString &value)-->
   <!-- bool wxConfigBase::Write(const wxString &key, const long value)-->
   <!-- bool wxConfigBase::Write(const wxString &key, const double value)-->