diff --git a/audit-linux.c b/audit-linux.c
index 91a5381ec..58722d737 100644
--- a/audit-linux.c
+++ b/audit-linux.c
@@ -36,6 +36,7 @@
 #include "log.h"
 #include "audit.h"
 #include "canohost.h"
+#include "packet.h"
 
 const char* audit_username(void);