--- a/CPP/Windows/Synchronization.h
+++ b/CPP/Windows/Synchronization.h
@@ -275,7 +275,7 @@
   CBaseHandle_WFMO(): _sync(NULL) {}
   virtual ~CBaseHandle_WFMO();
 
-  operator CHandle_WFMO() { return this; }
+  operator CHandle_WFMO() Z7_lifetimebound { return this; }
   virtual bool IsSignaledAndUpdate() = 0;
 };
 
--- a/CPP/Windows/FileFind.cpp
+++ b/CPP/Windows/FileFind.cpp
@@ -1078,7 +1078,7 @@
 }
 
 
-static const char *Get_Name_from_Path(CFSTR path) throw()
+static const char *Get_Name_from_Path(CFSTR path Z7_lifetimebound) throw()
 {
   size_t len = strlen(path);
   if (len == 0)