diff --git a/contrib/include/wx/xrc/xmlres.h b/contrib/include/wx/xrc/xmlres.h
index 01832ae8cd..7843e4f161 100644
--- a/contrib/include/wx/xrc/xmlres.h
+++ b/contrib/include/wx/xrc/xmlres.h
@@ -343,7 +343,9 @@ protected:
         { return m_resource->CreateResFromNode(node, parent, instance); }
 
     // helper
+#if wxUSE_FILESYSTEM
     wxFileSystem& GetCurFileSystem() { return m_resource->GetCurFileSystem(); }
+#endif
 };
 
 #define ADD_STYLE(style) AddStyle(wxT(#style), style)
diff --git a/include/wx/xrc/xmlres.h b/include/wx/xrc/xmlres.h
index 01832ae8cd..7843e4f161 100644
--- a/include/wx/xrc/xmlres.h
+++ b/include/wx/xrc/xmlres.h
@@ -343,7 +343,9 @@ protected:
         { return m_resource->CreateResFromNode(node, parent, instance); }
 
     // helper
+#if wxUSE_FILESYSTEM
     wxFileSystem& GetCurFileSystem() { return m_resource->GetCurFileSystem(); }
+#endif
 };
 
 #define ADD_STYLE(style) AddStyle(wxT(#style), style)