diff --git a/SheepShaver/src/dummy/ether_dummy.cpp b/SheepShaver/src/dummy/ether_dummy.cpp
index 77868eb3..56e2e3ff 100644
--- a/SheepShaver/src/dummy/ether_dummy.cpp
+++ b/SheepShaver/src/dummy/ether_dummy.cpp
@@ -20,6 +20,7 @@
 
 #include "sysdeps.h"
 
+#include "cpu_emulation.h"
 #include "main.h"
 #include "ether.h"
 #include "ether_defs.h"