diff --git a/src/models/disassemblymodel.cpp b/src/models/disassemblymodel.cpp
index 5daec8d4..a1f458d1 100644
--- a/src/models/disassemblymodel.cpp
+++ b/src/models/disassemblymodel.cpp
@@ -132,8 +132,17 @@ QVariant DisassemblyModel::data(const QModelIndex& index, int role) const
         auto it = entry.offsetMap.find(data.addr);
         if (it != entry.offsetMap.end()) {
             const auto event = index.column() - COLUMN_COUNT;
-
             const auto& locationCost = it.value();
+
+            if (role == Qt::ToolTipRole) {
+                auto tooltip = tr("addr: <tt>%1</tt><br/>assembly: <tt>%2</tt><br/>disassembly: <tt>%3</tt>")
+                                   .arg(QString::number(data.addr, 16), line);
+                return Util::formatTooltip(tooltip, locationCost, m_results.selfCosts);
+            }
+
+            if (event < 0)
+                return {};
+
             const auto& costLine = locationCost.selfCost[event];
             const auto totalCost = m_results.selfCosts.totalCost(event);
 
@@ -141,19 +150,13 @@ QVariant DisassemblyModel::data(const QModelIndex& index, int role) const
                 return costLine;
             } else if (role == TotalCostRole) {
                 return totalCost;
-            } else if (role == Qt::ToolTipRole) {
-                auto tooltip = tr("addr: <tt>%1</tt><br/>assembly: <tt>%2</tt><br/>disassembly: <tt>%3</tt>")
-                                   .arg(QString::number(data.addr, 16), line);
-                return Util::formatTooltip(tooltip, locationCost, m_results.selfCosts);
-            }
-
-            if (!costLine)
+            } else if (!costLine)
                 return {};
             return Util::formatCostRelative(costLine, totalCost, true);
         } else {
-            if (role == Qt::ToolTipRole)
+            if (role == Qt::ToolTipRole) {
                 return tr("<qt><tt>%1</tt><hr/>No samples at this location.</qt>").arg(line.toHtmlEscaped());
-            else
+            } else
                 return QString();
         }
     } else if (role == DisassemblyModel::HighlightRole) {
diff --git a/src/models/disassemblymodel.h b/src/models/disassemblymodel.h
index 7c65a546..2cba0ad9 100644
--- a/src/models/disassemblymodel.h
+++ b/src/models/disassemblymodel.h
@@ -8,7 +8,6 @@
 
 #pragma once
 
-#include <memory>
 #include <QAbstractTableModel>
 #include <QTextLine>
 
diff --git a/src/models/highlightedtext.cpp b/src/models/highlightedtext.cpp
index aabf2439..27766778 100644
--- a/src/models/highlightedtext.cpp
+++ b/src/models/highlightedtext.cpp
@@ -331,7 +331,7 @@ void HighlightedText::setText(const QStringList& text)
     updateTabWidth(m_tabWidth);
 
     m_cleanedLines = text;
-    std::for_each(m_cleanedLines.begin(), m_cleanedLines.end(), Util::removeAnsi);
+    std::transform(m_cleanedLines.begin(), m_cleanedLines.end(), m_cleanedLines.begin(), Util::removeAnsi);
 }
 
 void HighlightedText::setDefinition(const KSyntaxHighlighting::Definition& definition)
diff --git a/src/unwindsettingspage.ui b/src/unwindsettingspage.ui
index 5c044135..4789d242 100644
--- a/src/unwindsettingspage.ui
+++ b/src/unwindsettingspage.ui
@@ -6,7 +6,7 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>556</width>
+    <width>564</width>
     <height>656</height>
    </rect>
   </property>
@@ -22,6 +22,9 @@
      <property name="toolTip">
       <string>Path to the sysroot. Leave empty to use the local machine.</string>
      </property>
+     <property name="mode">
+      <set>KFile::Directory|KFile::ExistingOnly|KFile::LocalOnly</set>
+     </property>
      <property name="placeholderText">
       <string>local machine</string>
      </property>