diff --git a/radio/src/tests/gtests.h b/radio/src/tests/gtests.h
index 7a95d6688..7ecf7a3eb 100644
--- a/radio/src/tests/gtests.h
+++ b/radio/src/tests/gtests.h
@@ -27,6 +27,7 @@
 
 #define SWAP_DEFINED
 #include "opentx.h"
+#include "model_init.h"
 
 #define CHANNEL_MAX (1024*256)