diff --git a/uppsrc/Core/CoWork.h b/uppsrc/Core/CoWork.h
index df1237f5c..bd7d234c6 100644
--- a/uppsrc/Core/CoWork.h
+++ b/uppsrc/Core/CoWork.h
@@ -46,7 +46,7 @@ public:
 	
 public:
 	void     Do(Function<void ()>&& fn);
-	void     Do(const Callback& cb)                           { Do(clone(cb)); }
+	void     Do(const Callback& cb)                           { Do(Function<void ()>(clone(cb))); }
 	void     Do(const Function<void ()>& fn)                  { Do(clone(fn)); }
 
 	CoWork&  operator&(const Callback& cb)                    { Do(cb); return *this; }
diff --git a/uppsrc/Core/sheap.cpp b/uppsrc/Core/sheap.cpp
index af9032db3..9e480d366 100644
--- a/uppsrc/Core/sheap.cpp
+++ b/uppsrc/Core/sheap.cpp
@@ -308,7 +308,6 @@ void *MemoryAllok__(int klass)
 	return heap->Allok(klass);
 }
 
-
 #if defined(HEAPDBG)
 
 void *MemoryAlloc_(size_t sz)