diff --git a/tests/controls/treectrltest.cpp b/tests/controls/treectrltest.cpp
index 0335aa80eb..5c59c627b9 100644
--- a/tests/controls/treectrltest.cpp
+++ b/tests/controls/treectrltest.cpp
@@ -595,6 +595,7 @@ void TreeCtrlTestCase::KeyNavigation()
 
     m_tree->SelectItem(m_root);
 
+    m_tree->SetFocus();
     sim.Char(WXK_RIGHT);
     wxYield();