diff --git a/clientgui/ViewMessages.cpp b/clientgui/ViewMessages.cpp
index c032c52129..89e7fb7e21 100644
--- a/clientgui/ViewMessages.cpp
+++ b/clientgui/ViewMessages.cpp
@@ -137,7 +137,7 @@ void CViewMessages::OnMessagesCopyAll( wxCommandEvent& WXUNUSED(event) ) {
     wxASSERT(pFrame);
     wxASSERT(wxDynamicCast(pFrame, CMainFrame));
 
-#ifndef wxUSE_CLIPBOARD
+#ifdef wxUSE_CLIPBOARD
 
     wxInt32 iIndex          = -1;
     wxInt32 iRowCount       = 0;
@@ -169,7 +169,7 @@ void CViewMessages::OnMessagesCopySelected( wxCommandEvent& WXUNUSED(event) ) {
     wxASSERT(pFrame);
     wxASSERT(wxDynamicCast(pFrame, CMainFrame));
 
-#ifndef wxUSE_CLIPBOARD
+#ifdef wxUSE_CLIPBOARD
 
     wxInt32 iIndex = -1;
 
@@ -336,7 +336,7 @@ wxInt32 CViewMessages::FormatMessage(wxInt32 item, wxString& strBuffer) const {
 }
 
 
-#ifndef wxUSE_CLIPBOARD
+#ifdef wxUSE_CLIPBOARD
 bool CViewMessages::OpenClipboard() {
     bool bRetVal = false;
 
diff --git a/clientgui/ViewMessages.h b/clientgui/ViewMessages.h
index 15c5c6f504..a2d258d3a3 100644
--- a/clientgui/ViewMessages.h
+++ b/clientgui/ViewMessages.h
@@ -66,7 +66,7 @@ protected:
     wxInt32                 FormatTime( wxInt32 item, wxString& strBuffer ) const;
     wxInt32                 FormatMessage( wxInt32 item, wxString& strBuffer ) const;
 
-#ifndef wxUSE_CLIPBOARD
+#ifdef wxUSE_CLIPBOARD
     bool                    m_bClipboardOpen;
     wxString                m_strClipboardData;
     bool                    OpenClipboard();