2 files changed, 2 insertions, 1 deletions
diff --git a/src/plugins/qmltooling/qmldbg_debugger/qv4debuggeragent.cpp b/src/plugins/qmltooling/qmldbg_debugger/qv4debuggeragent.cpp
index c74fd35ea2..710b2716d3 100644
--- a/src/plugins/qmltooling/qmldbg_debugger/qv4debuggeragent.cpp
+++ b/src/plugins/qmltooling/qmldbg_debugger/qv4debuggeragent.cpp
@@ -163,7 +163,7 @@ int QV4DebuggerAgent::addBreakPoint(const QString &fileName, int lineNumber, boo
         for (QV4Debugger *debugger : qAsConst(m_debuggers))
             debugger->addBreakPoint(fileName, lineNumber, condition);
 
-    int id = m_breakPoints.size();
+    const int id = ++m_lastBreakPointId;
     m_breakPoints.insert(id, BreakPoint(fileName, lineNumber, enabled, condition));
     return id;
 }
diff --git a/src/plugins/qmltooling/qmldbg_debugger/qv4debuggeragent.h b/src/plugins/qmltooling/qmldbg_debugger/qv4debuggeragent.h
index ccaf76b269..58222deb58 100644
--- a/src/plugins/qmltooling/qmldbg_debugger/qv4debuggeragent.h
+++ b/src/plugins/qmltooling/qmldbg_debugger/qv4debuggeragent.h
@@ -93,6 +93,7 @@ private:
     };
 
     QHash<int, BreakPoint> m_breakPoints;
+    int m_lastBreakPointId = 0;
     bool m_breakOnThrow;
     QV4DebugServiceImpl *m_debugService;
 };