diff --git a/clientgui/BOINCTaskBar.cpp b/clientgui/BOINCTaskBar.cpp
index 428833d0fe0..801643f89cf 100644
--- a/clientgui/BOINCTaskBar.cpp
+++ b/clientgui/BOINCTaskBar.cpp
@@ -101,9 +101,17 @@ CTaskBarIcon::CTaskBarIcon(wxString title, wxIconBundle* icon, wxIconBundle* ico
     } else
 #endif
     {
+
+#ifdef __WXMAC__
+        m_iconTaskBarNormal = icon->GetIcon(GetBestIconSize(), wxIconBundle::FALLBACK_SYSTEM);
+        m_iconTaskBarDisconnected = iconDisconnected->GetIcon(GetBestIconSize(), wxIconBundle::FALLBACK_SYSTEM);
+        m_iconTaskBarSnooze = iconSnooze->GetIcon(GetBestIconSize(), wxIconBundle::FALLBACK_SYSTEM);
+#else
         m_iconTaskBarNormal = icon->GetIcon(GetBestIconSize(), wxIconBundle::FALLBACK_NEAREST_LARGER);
         m_iconTaskBarDisconnected = iconDisconnected->GetIcon(GetBestIconSize(), wxIconBundle::FALLBACK_NEAREST_LARGER);
         m_iconTaskBarSnooze = iconSnooze->GetIcon(GetBestIconSize(), wxIconBundle::FALLBACK_NEAREST_LARGER);
+#endif
+
     }
     m_SnoozeGPUMenuItem = NULL;
 
@@ -356,15 +364,19 @@ void CTaskBarIcon::OnReloadSkin(CTaskbarEvent& WXUNUSED(event)) {
     wxASSERT(pSkinAdvanced);
     wxASSERT(wxDynamicCast(pSkinAdvanced, CSkinAdvanced));
 
-    m_iconTaskBarNormal = pSkinAdvanced->GetApplicationIcon()->GetIcon(GetBestIconSize(), wxIconBundle::FALLBACK_NEAREST_LARGER);
-    m_iconTaskBarDisconnected = pSkinAdvanced->GetApplicationDisconnectedIcon()->GetIcon(GetBestIconSize(), wxIconBundle::FALLBACK_NEAREST_LARGER);
-    m_iconTaskBarSnooze = pSkinAdvanced->GetApplicationSnoozeIcon()->GetIcon(GetBestIconSize(), wxIconBundle::FALLBACK_NEAREST_LARGER);
-
 #ifdef __WXMAC__
+    m_iconTaskBarNormal = pSkinAdvanced->GetApplicationIcon()->GetIcon(GetBestIconSize(), wxIconBundle::FALLBACK_SYSTEM);
+    m_iconTaskBarDisconnected = pSkinAdvanced->GetApplicationDisconnectedIcon()->GetIcon(GetBestIconSize(), wxIconBundle::FALLBACK_SYSTEM);
+    m_iconTaskBarSnooze = pSkinAdvanced->GetApplicationSnoozeIcon()->GetIcon(GetBestIconSize(), wxIconBundle::FALLBACK_SYSTEM);
+
     // Ensure that m_pTaskBarIcon and m_pMacDockIcon use same copy of each icon.
     wxGetApp().GetMacDockIcon()->m_iconTaskBarNormal = m_iconTaskBarNormal;
     wxGetApp().GetMacDockIcon()->m_iconTaskBarDisconnected = m_iconTaskBarDisconnected;
     wxGetApp().GetMacDockIcon()->m_iconTaskBarSnooze = m_iconTaskBarSnooze;
+#else
+    m_iconTaskBarNormal = pSkinAdvanced->GetApplicationIcon()->GetIcon(GetBestIconSize(), wxIconBundle::FALLBACK_NEAREST_LARGER);
+    m_iconTaskBarDisconnected = pSkinAdvanced->GetApplicationDisconnectedIcon()->GetIcon(GetBestIconSize(), wxIconBundle::FALLBACK_NEAREST_LARGER);
+    m_iconTaskBarSnooze = pSkinAdvanced->GetApplicationSnoozeIcon()->GetIcon(GetBestIconSize(), wxIconBundle::FALLBACK_NEAREST_LARGER);
 #endif
 }
 
@@ -385,6 +397,8 @@ wxSize CTaskBarIcon::GetBestIconSize() {
 
 #ifdef _WIN32
     size = wxSize(wxSystemSettings::GetMetric(wxSYS_SMALLICON_X), wxSystemSettings::GetMetric(wxSYS_SMALLICON_Y));
+#elif defined(__WXMAC__)
+    size = wxDefaultSize;
 #else
     size = wxSize(16, 16);
 #endif