diff --git a/include/VirtualMachineDisk.h b/include/VirtualMachineDisk.h
index d8d30de6d3..8109fe1234 100644
--- a/include/VirtualMachineDisk.h
+++ b/include/VirtualMachineDisk.h
@@ -19,6 +19,7 @@
 
 #include <queue>
 #include <set>
+#include <memory>
 
 #include "VirtualMachineAttribute.h"
 #include "Snapshots.h"
diff --git a/src/monitor/include/VirtualMachineBase.h b/src/monitor/include/VirtualMachineBase.h
index b5770850df..93984e7fe5 100644
--- a/src/monitor/include/VirtualMachineBase.h
+++ b/src/monitor/include/VirtualMachineBase.h
@@ -21,6 +21,7 @@
 #include <ostream>
 #include <set>
 #include <map>
+#include <memory>
 
 #include "BaseObject.h"
 #include "VirtualMachineTemplate.h"