diff --git a/clientgui/DlgAdvPreferences.cpp b/clientgui/DlgAdvPreferences.cpp
index a52b9d5853..c73ae3a715 100644
--- a/clientgui/DlgAdvPreferences.cpp
+++ b/clientgui/DlgAdvPreferences.cpp
@@ -254,7 +254,7 @@ void CDlgAdvPreferences::ReadPreferenceSettings() {
     buffer.Printf(wxT("%.2f"),prefs.cpu_scheduling_period_minutes);
     *m_txtProcSwitchEvery << buffer;
     // max cpus
-    buffer.Printf(wxT("%.2f"), prefs.max_ncpus_pct == 0. ? 100.0 : prefs.max_ncpus_pct);
+    buffer.Printf(wxT("%.2f"), prefs.max_ncpus_pct);
     *m_txtProcUseProcessors << buffer;
     //cpu limit
     buffer.Printf(wxT("%.2f"),prefs.cpu_usage_limit);
diff --git a/clientgui/DlgAdvPreferencesBase.cpp b/clientgui/DlgAdvPreferencesBase.cpp
index f8bb8530af..1cff7792f5 100644
--- a/clientgui/DlgAdvPreferencesBase.cpp
+++ b/clientgui/DlgAdvPreferencesBase.cpp
@@ -343,7 +343,7 @@ wxPanel* CDlgAdvPreferencesBase::createProcessorTab(wxNotebook* notebook)
     miscProcGridSizer->Add( m_txtProcUseProcessors, 0, wxALL, 1 );
 
     /*xgettext:no-c-format*/ 
-    m_staticText21 = new wxStaticText( processorTab, ID_DEFAULT, _("% of the processors"), wxDefaultPosition, wxDefaultSize, 0 );
+    m_staticText21 = new wxStaticText( processorTab, ID_DEFAULT, _("% of the processors (0 means ignore this setting)"), wxDefaultPosition, wxDefaultSize, 0 );
     miscProcGridSizer->Add( m_staticText21, 0, wxALL, 5 );
 
     m_staticText22 = new wxStaticText( processorTab, ID_DEFAULT, _("Use at most"), wxDefaultPosition, wxDefaultSize, wxALIGN_RIGHT );