diff --git a/src/models/treemodel.cpp b/src/models/treemodel.cpp
index 1be38b330..6f1c1df6e 100644
--- a/src/models/treemodel.cpp
+++ b/src/models/treemodel.cpp
@@ -254,6 +254,8 @@ QVariant PerLibraryModel::rowData(const Data::PerLibrary* row, int column, int r
 
         column -= m_results.costs.numTypes();
         return m_results.costs.totalCost(column);
+    } else if (role == Qt::ToolTipRole) {
+        return Util::formatBinaryTooltip(row->id, row->symbol, m_results.costs);
     } else {
         return {};
     }
diff --git a/src/util.cpp b/src/util.cpp
index 5184c72be..2443722e9 100644
--- a/src/util.cpp
+++ b/src/util.cpp
@@ -345,6 +345,11 @@ QString Util::formatFrequency(quint64 occurrences, quint64 nanoseconds)
     return QString::number(hz, 'G', 4) + QLatin1String(*unit);
 }
 
+QString Util::formatBinaryTooltip(int id, const Data::Symbol& symbol, const Data::Costs& costs)
+{
+    return formatTooltipImpl(id, Util::formatString(symbol.binary), nullptr, &costs);
+}
+
 QString Util::formatTooltip(int id, const Data::Symbol& symbol, const Data::Costs& costs)
 {
     return formatTooltipImpl(id, formatForTooltip(symbol), nullptr, &costs);
diff --git a/src/util.h b/src/util.h
index 744b6c18f..aac76741d 100644
--- a/src/util.h
+++ b/src/util.h
@@ -57,6 +57,7 @@ QString formatCost(quint64 cost);
 QString formatCostRelative(quint64 selfCost, quint64 totalCost, bool addPercentSign = false);
 QString formatTimeString(quint64 nanoseconds, bool shortForm = false);
 QString formatFrequency(quint64 occurrences, quint64 nanoseconds);
+QString formatBinaryTooltip(int id, const Data::Symbol& symbol, const Data::Costs& costs);
 QString formatTooltip(int id, const Data::Symbol& symbol, const Data::Costs& costs);
 QString formatTooltip(int id, const Data::Symbol& symbol, const Data::Costs& selfCosts,
                       const Data::Costs& inclusiveCosts);