diff --git a/security/security.c b/security/security.c
index bc45f3228..86700aa60 100644
--- a/security/security.c
+++ b/security/security.c
@@ -17,6 +17,7 @@
 
 #include <stdio.h>
 #include <string.h>
+#include <hamlib/rig.h>
 #ifdef _WIN32
 #include <windows.h>
 //#include <Wincrypt.h>