diff --git a/src/plugins/debugger/breakhandler.cpp b/src/plugins/debugger/breakhandler.cpp
index e2acf17d6c1..57ea837fcc4 100644
--- a/src/plugins/debugger/breakhandler.cpp
+++ b/src/plugins/debugger/breakhandler.cpp
@@ -602,13 +602,13 @@ QVariant BreakpointItem::data(int column, int role) const
     }
 
     switch (column) {
-        case 0:
+        case BreakpointNumberColumn:
             if (role == Qt::DisplayRole)
                 return m_id.toString();
             if (role == Qt::DecorationRole)
                 return icon();
             break;
-        case 1:
+        case BreakpointFunctionColumn:
             if (role == Qt::DisplayRole) {
                 if (!m_response.functionName.isEmpty())
                     return simplifyType(m_response.functionName);
@@ -634,7 +634,7 @@ QVariant BreakpointItem::data(int column, int role) const
                 return empty;
             }
             break;
-        case 2:
+        case BreakpointFileColumn:
             if (role == Qt::DisplayRole) {
                 QString str;
                 if (!m_response.fileName.isEmpty())
@@ -654,7 +654,7 @@ QVariant BreakpointItem::data(int column, int role) const
                 return empty;
             }
             break;
-        case 3:
+        case BreakpointLineColumn:
             if (role == Qt::DisplayRole) {
                 if (m_response.lineNumber > 0)
                     return m_response.lineNumber;
@@ -665,7 +665,7 @@ QVariant BreakpointItem::data(int column, int role) const
             if (role == Qt::UserRole + 1)
                 return m_params.lineNumber;
             break;
-        case 4:
+        case BreakpointAddressColumn:
             if (role == Qt::DisplayRole) {
                 const quint64 address = orig ? m_params.address : m_response.address;
                 if (address)
@@ -673,7 +673,7 @@ QVariant BreakpointItem::data(int column, int role) const
                 return QVariant();
             }
             break;
-        case 5:
+        case BreakpointConditionColumn:
             if (role == Qt::DisplayRole)
                 return orig ? m_params.condition : m_response.condition;
             if (role == Qt::ToolTipRole)
@@ -681,7 +681,7 @@ QVariant BreakpointItem::data(int column, int role) const
             if (role == Qt::UserRole + 1)
                 return m_params.condition;
             break;
-        case 6:
+        case BreakpointIgnoreColumn:
             if (role == Qt::DisplayRole) {
                 const int ignoreCount =
                     orig ? m_params.ignoreCount : m_response.ignoreCount;
@@ -692,7 +692,7 @@ QVariant BreakpointItem::data(int column, int role) const
             if (role == Qt::UserRole + 1)
                 return m_params.ignoreCount;
             break;
-        case 7:
+        case BreakpointThreadsColumn:
             if (role == Qt::DisplayRole)
                 return BreakHandler::displayFromThreadSpec(orig ? m_params.threadSpec : m_response.threadSpec);
             if (role == Qt::ToolTipRole)
diff --git a/src/plugins/debugger/breakpoint.h b/src/plugins/debugger/breakpoint.h
index deabf6b028b..51c0378f3b5 100644
--- a/src/plugins/debugger/breakpoint.h
+++ b/src/plugins/debugger/breakpoint.h
@@ -129,6 +129,18 @@ enum BreakpointPathUsage
     BreakpointUseShortPath            //!< Use filename only, in case source files are relocated.
 };
 
+enum BreakpointColumns
+{
+    BreakpointNumberColumn,
+    BreakpointFunctionColumn,
+    BreakpointFileColumn,
+    BreakpointLineColumn,
+    BreakpointAddressColumn,
+    BreakpointConditionColumn,
+    BreakpointIgnoreColumn,
+    BreakpointThreadsColumn
+};
+
 enum BreakpointParts
 {
     NoParts         = 0,
diff --git a/src/plugins/debugger/breakwindow.cpp b/src/plugins/debugger/breakwindow.cpp
index db1695f20b3..aaf695e0dd3 100644
--- a/src/plugins/debugger/breakwindow.cpp
+++ b/src/plugins/debugger/breakwindow.cpp
@@ -695,14 +695,14 @@ BreakTreeView::BreakTreeView()
 {
     setWindowIcon(Icons::BREAKPOINTS.icon());
     setSelectionMode(QAbstractItemView::ExtendedSelection);
-    setItemDelegateForColumn(2, new LeftElideDelegate(this));
+    setItemDelegateForColumn(BreakpointFileColumn, new LeftElideDelegate(this));
     connect(action(UseAddressInBreakpointsView), &QAction::toggled,
             this, &BreakTreeView::showAddressColumn);
 }
 
 void BreakTreeView::showAddressColumn(bool on)
 {
-    setColumnHidden(7, !on);
+    setColumnHidden(BreakpointAddressColumn, !on);
 }
 
 void BreakTreeView::keyPressEvent(QKeyEvent *ev)
@@ -736,7 +736,7 @@ void BreakTreeView::mouseDoubleClickEvent(QMouseEvent *ev)
 {
     QModelIndex indexUnderMouse = indexAt(ev->pos());
     if (indexUnderMouse.isValid()) {
-        if (indexUnderMouse.column() >= 4) {
+        if (indexUnderMouse.column() >= BreakpointAddressColumn) {
             Breakpoint b = breakHandler()->findBreakpointByIndex(indexUnderMouse);
             QTC_ASSERT(b, return);
             editBreakpoints(Breakpoints() << b);
@@ -771,7 +771,8 @@ void BreakTreeView::contextMenuEvent(QContextMenuEvent *ev)
     QAction *deleteByFileAction = 0;
     Breakpoints breakpointsInFile;
     if (indexUnderMouse.isValid()) {
-        const QModelIndex index = indexUnderMouse.sibling(indexUnderMouse.row(), 2);
+        const QModelIndex index = indexUnderMouse.sibling(indexUnderMouse.row(),
+                                                          BreakpointFileColumn);
         const QString file = index.data().toString();
         if (!file.isEmpty()) {
             for (int i = 0; i != rowCount; ++i)