diff --git a/amorphos/f1_host/ava_aos_wrapper.h b/amorphos/f1_host/ava_aos_wrapper.h
index 80846a4..b7046a2 100644
--- a/amorphos/f1_host/ava_aos_wrapper.h
+++ b/amorphos/f1_host/ava_aos_wrapper.h
@@ -2,11 +2,14 @@
 #define __AVA_AOS_WRAPPER_H__
 
 #ifndef __CAVA__
-#include "aos.h"
 
+#ifdef __cplusplus
+#include "aos.h"
 extern "C" {
 #endif
 
+#endif
+
 struct aos_client_wrapper;
 
 struct aos_client_wrapper *ava_client_new(uint64_t app_id);
@@ -15,7 +18,9 @@ int ava_cntrlreg_write(struct aos_client_wrapper *client_handle, uint64_t addr,
 int ava_cntrlreg_read(struct aos_client_wrapper *client_handle, uint64_t addr, uint64_t *value);
 
 #ifndef __CAVA__
+#ifdef __cplusplus
 }
 #endif
+#endif
 
 #endif