diff --git a/src/mem/packet.hh b/src/mem/packet.hh
index 15f605ca7..a4c003e8b 100644
--- a/src/mem/packet.hh
+++ b/src/mem/packet.hh
@@ -41,6 +41,7 @@
 #include <cassert>
 #include <list>
 
+#include "base/compiler.hh"
 #include "base/misc.hh"
 #include "mem/request.hh"
 #include "sim/host.hh"