diff --git a/executables/main_ru.c b/executables/main_ru.c
index 93a580560e..22b92f7597 100644
--- a/executables/main_ru.c
+++ b/executables/main_ru.c
@@ -66,6 +66,7 @@ static int DEFBANDS[] = {7};
 static int DEFENBS[] = {0};
 static int DEFBFW[] = {0x00007fff};
 
+static int DEFRUTPCORES[] = {2,4,6,8};
 THREAD_STRUCT thread_struct;
 
 pthread_cond_t sync_cond;