diff --git a/Graphs/gSummaryChart.cpp b/Graphs/gSummaryChart.cpp
index 30b9c426..3fb90d60 100644
--- a/Graphs/gSummaryChart.cpp
+++ b/Graphs/gSummaryChart.cpp
@@ -80,10 +80,13 @@ void SummaryChart::SetDay(Day * nullday)
                     zt %= 86400;
                     tmp2=zt/3600.0;
                     if (tmp2+tmp<16) {
-                        m_times[dn][s]=(tmp2+12);
+                        tmp2+=12;
+                        //m_times[dn][s]=(tmp2+12);
                     } else {
-                        m_times[dn][s]=(tmp2)-12;
+                        tmp2-=12;
+                        //m_times[dn][s]=(tmp2)-12;
                     }
+                    m_times[dn][s]=tmp2;
 
                     if (tmp2 < m_miny) m_miny=tmp2;
                     if (tmp2+tmp > m_maxy) m_maxy=tmp2+tmp;
diff --git a/preferencesdialog.ui b/preferencesdialog.ui
index 4c7201d4..5aced710 100644
--- a/preferencesdialog.ui
+++ b/preferencesdialog.ui
@@ -38,7 +38,7 @@
    <item>
     <widget class="QTabWidget" name="tabWidget">
      <property name="currentIndex">
-      <number>6</number>
+      <number>3</number>
      </property>
      <widget class="QWidget" name="importTab">
       <attribute name="title">
@@ -548,10 +548,26 @@ p, li { white-space: pre-wrap; }
           <string/>
          </property>
          <layout class="QVBoxLayout" name="verticalLayout_6">
+          <property name="leftMargin">
+           <number>0</number>
+          </property>
+          <property name="topMargin">
+           <number>2</number>
+          </property>
+          <property name="rightMargin">
+           <number>0</number>
+          </property>
+          <property name="bottomMargin">
+           <number>0</number>
+          </property>
           <item>
            <widget class="QLabel" name="label_32">
+            <property name="frameShape">
+             <enum>QFrame::StyledPanel</enum>
+            </property>
             <property name="text">
-             <string>Hmmm... Empty Space</string>
+             <string>Hmmm... Empty Space
+Mask History could go here one day</string>
             </property>
             <property name="alignment">
              <set>Qt::AlignCenter</set>