diff --git a/src/vkvm.h b/src/vkvm.h
index a7b9788..e1a004c 100644
--- a/src/vkvm.h
+++ b/src/vkvm.h
@@ -6,6 +6,7 @@ typedef int type_todo;
 private struct interruptVector {
     int pid;
     int signal;
+    int test;
 };
 
 //enum config file defaults {