diff --git a/samples/propgrid/tests.cpp b/samples/propgrid/tests.cpp
index 4f13184f4c..c5db4a6739 100644
--- a/samples/propgrid/tests.cpp
+++ b/samples/propgrid/tests.cpp
@@ -1197,11 +1197,7 @@ bool FormMain::RunTests( bool fullTest, bool interactive )
         //
         // Ok, this time only hide half of them
         arr1 = GetPropertiesInRandomOrder(page);
-#if wxCHECK_VERSION(2,8,0)
         arr1.resize(arr1.size()/2);
-#else
-        arr1.SetCount(arr1.size()/2);
-#endif
 
         if ( !_failed_ )
         {