diff --git a/src/plugins/debugger/debuggerengine.cpp b/src/plugins/debugger/debuggerengine.cpp
index 1f06fef2af1..7399c99b7f9 100644
--- a/src/plugins/debugger/debuggerengine.cpp
+++ b/src/plugins/debugger/debuggerengine.cpp
@@ -2526,8 +2526,6 @@ bool DebuggerEngine::isNativeMixedActiveFrame() const
 void DebuggerEngine::startDying() const
 {
     d->m_isDying = true;
-    if (DebuggerEngine *other = d->m_companionEngine)
-        other->d->m_isDying = true;
 }
 
 QString DebuggerEngine::runId() const