diff --git a/src/aui/auibook.cpp b/src/aui/auibook.cpp
index 55f63f6bd8..b85247c60f 100644
--- a/src/aui/auibook.cpp
+++ b/src/aui/auibook.cpp
@@ -1713,7 +1713,6 @@ void wxAuiNotebook::Init()
     m_curPage = -1;
     m_tabIdCounter = wxAuiBaseTabCtrlId;
     m_dummyWnd = NULL;
-    m_tabCtrlHeight = FromDIP(20);
     m_requestedBmpSize = wxDefaultSize;
     m_requestedTabCtrlHeight = -1;
 }