diff --git a/Foundation/src/ThreadPool.cpp b/Foundation/src/ThreadPool.cpp
index df1a23e17..398469450 100644
--- a/Foundation/src/ThreadPool.cpp
+++ b/Foundation/src/ThreadPool.cpp
@@ -192,10 +192,11 @@ void PooledThread::run()
 		_mutex.lock();
 		if (_pTarget) // a NULL target means kill yourself
 		{
+			Runnable* pTarget = _pTarget;
 			_mutex.unlock();
 			try
 			{
-				_pTarget->run();
+				pTarget->run();
 			}
 			catch (Exception& exc)
 			{