diff --git a/src/mem/ruby/network/orion/Buffer/SRAM.hh b/src/mem/ruby/network/orion/Buffer/SRAM.hh
index 7b3f46698..f0b937963 100644
--- a/src/mem/ruby/network/orion/Buffer/SRAM.hh
+++ b/src/mem/ruby/network/orion/Buffer/SRAM.hh
@@ -39,6 +39,7 @@
 #include "mem/ruby/network/orion/Type.hh"
 #include "mem/ruby/network/orion/OrionConfig.hh"
 #include "mem/ruby/network/orion/TechParameter.hh"
+#include <stdio.h>
 
 class OutdrvUnit;
 class AmpUnit;