diff --git a/src/layui/layui/layNetlistBrowserPage.cc b/src/layui/layui/layNetlistBrowserPage.cc
index 58a4a7b23..51e4b367c 100644
--- a/src/layui/layui/layNetlistBrowserPage.cc
+++ b/src/layui/layui/layNetlistBrowserPage.cc
@@ -1132,12 +1132,16 @@ NetlistBrowserPage::setup_trees ()
   db::LayoutToNetlist *l2ndb = mp_database.get ();
   db::LayoutVsSchematic *lvsdb = dynamic_cast<db::LayoutVsSchematic *> (l2ndb);
 
+  QIcon log_tab_icon;
+
   if ((lvsdb && lvsdb->cross_ref ()) || (l2ndb && ! l2ndb->log_entries ().empty ())) {
 
     NetlistLogModel *new_model = new NetlistLogModel (log_view, lvsdb->cross_ref (), l2ndb);
     delete log_view->model ();
     log_view->setModel (new_model);
 
+    log_tab_icon = NetlistLogModel::icon_for_severity (new_model->max_severity ());
+
   } else {
 
     delete log_view->model ();
@@ -1145,6 +1149,8 @@ NetlistBrowserPage::setup_trees ()
 
   }
 
+  mode_tab->setTabIcon (3, log_tab_icon);
+
   {
     //  NOTE: with the tree as the parent, the tree will take over ownership of the model
     NetlistBrowserModel *new_model = new NetlistBrowserModel (nl_directory_tree, l2ndb, &m_colorizer);
diff --git a/src/layui/layui/layNetlistLogModel.cc b/src/layui/layui/layNetlistLogModel.cc
index 7bf06c714..c89ef2c22 100644
--- a/src/layui/layui/layNetlistLogModel.cc
+++ b/src/layui/layui/layNetlistLogModel.cc
@@ -79,19 +79,33 @@ namespace {
 const std::string var_sep (" \u21D4 ");
 
 NetlistLogModel::NetlistLogModel (QWidget *parent, const db::NetlistCrossReference *cross_ref, const db::LayoutToNetlist *l2n)
-  : QAbstractItemModel (parent)
+  : QAbstractItemModel (parent), m_max_severity (db::NoSeverity)
 {
   tl_assert (cross_ref->netlist_a () != 0);
   tl_assert (cross_ref->netlist_b () != 0);
 
   mp_lvsdb_messages = cross_ref ? &cross_ref->other_log_entries () : 0;
+  if (mp_lvsdb_messages) {
+    for (auto l = mp_lvsdb_messages->begin (); l != mp_lvsdb_messages->end (); ++l) {
+      m_max_severity = std::max (m_max_severity, l->severity);
+    }
+  }
+
   mp_l2n_messages = l2n ? &l2n->log_entries () : 0;
+  if (mp_l2n_messages) {
+    for (auto l = mp_l2n_messages->begin (); l != mp_l2n_messages->end (); ++l) {
+      m_max_severity = std::max (m_max_severity, l->severity);
+    }
+  }
 
   m_global_entries = int ((mp_lvsdb_messages ? mp_lvsdb_messages->size () : 0) + (mp_l2n_messages ? mp_l2n_messages->size () : 0));
 
   for (auto i = cross_ref->begin_circuits (); i != cross_ref->end_circuits (); ++i) {
     const db::NetlistCrossReference::PerCircuitData *pcd = cross_ref->per_circuit_data_for (*i);
     if (pcd && (i->first || i->second) && ! pcd->log_entries.empty ()) {
+      for (auto l = pcd->log_entries.begin (); l != pcd->log_entries.end (); ++l) {
+        m_max_severity = std::max (m_max_severity, l->severity);
+      }
       m_circuits.push_back (std::make_pair (*i, &pcd->log_entries));
     }
   }
@@ -152,6 +166,20 @@ NetlistLogModel::columnCount (const QModelIndex & /*parent*/) const
   return 1;
 }
 
+QIcon
+NetlistLogModel::icon_for_severity (db::Severity severity)
+{
+  if (severity == db::Error) {
+    return QIcon (QString::fromUtf8 (":/error_16px.png"));
+  } else if (severity == db::Warning) {
+    return QIcon (QString::fromUtf8 (":/warn_16px.png"));
+  } else if (severity == db::Info) {
+    return QIcon (QString::fromUtf8 (":/info_16px.png"));
+  } else {
+    return QIcon ();
+  }
+}
+
 QVariant
 NetlistLogModel::data (const QModelIndex &index, int role) const
 {
@@ -172,14 +200,8 @@ NetlistLogModel::data (const QModelIndex &index, int role) const
 
   if (role == Qt::DecorationRole) {
 
-    if (! le) {
-      //  ignore
-    } else if (le->severity == db::Error) {
-      return QIcon (QString::fromUtf8 (":/error_16px.png"));
-    } else if (le->severity == db::Warning) {
-      return QIcon (QString::fromUtf8 (":/warn_16px.png"));
-    } else if (le->severity == db::Info) {
-      return QIcon (QString::fromUtf8 (":/info_16px.png"));
+    if (le) {
+      return icon_for_severity (le->severity);
     }
 
   } else if (role == Qt::DisplayRole) {
diff --git a/src/layui/layui/layNetlistLogModel.h b/src/layui/layui/layNetlistLogModel.h
index cd4178936..bbd26f2eb 100644
--- a/src/layui/layui/layNetlistLogModel.h
+++ b/src/layui/layui/layNetlistLogModel.h
@@ -30,6 +30,7 @@
 #include "dbLayoutToNetlist.h"
 
 #include <QAbstractItemModel>
+#include <QIcon>
 
 namespace lay
 {
@@ -51,12 +52,20 @@ public:
   virtual QVariant data (const QModelIndex &index, int role) const;
   virtual QVariant headerData (int section, Qt::Orientation orientation, int role) const;
 
+  static QIcon icon_for_severity (db::Severity severity);
+
+  db::Severity max_severity () const
+  {
+    return m_max_severity;
+  }
+
 private:
   typedef std::pair<std::pair<const db::Circuit *, const db::Circuit *>, const db::NetlistCrossReference::PerCircuitData::log_entries_type *> circuit_entry;
   std::vector<circuit_entry> m_circuits;
   const db::NetlistCrossReference::PerCircuitData::log_entries_type *mp_lvsdb_messages;
   const db::LayoutToNetlist::log_entries_type *mp_l2n_messages;
   int m_global_entries;
+  db::Severity m_max_severity;
 };
 
 }