diff --git a/site_ansto/hardsup/omron_asyncprotocol.h b/site_ansto/hardsup/omron_asyncprotocol.h
new file mode 100644
index 00000000..f0a0ab7b
--- /dev/null
+++ b/site_ansto/hardsup/omron_asyncprotocol.h
@@ -0,0 +1,4 @@
+#ifndef OMRON_ASYNCPROTOCOL_H
+#define OMRON_ASYNCPROTOCOL_H
+void OMRONInitProtocol(SicsInterp *pSics);
+#endif
diff --git a/site_ansto/site_ansto.c b/site_ansto/site_ansto.c
index 4681c798..92fa4b61 100644
--- a/site_ansto/site_ansto.c
+++ b/site_ansto/site_ansto.c
@@ -58,6 +58,7 @@
 #include "beamstopaction.h"
 #include "cameradriver.h"
 #include "aqp_opalstatus.h"
+#include "omron_asyncprotocol.h"
 
 /*@observer@*//*@null@*/ pCounterDriver CreateMonCounter(/*@observer@*/SConnection *pCon, /*@observer@*/char *name, char *params);