diff --git a/hbxrt/src/main.rs b/hbxrt/src/main.rs
index ac0c022..0afb807 100644
--- a/hbxrt/src/main.rs
+++ b/hbxrt/src/main.rs
@@ -46,6 +46,7 @@ fn main() -> Result<(), Box<dyn std::error::Error>> {
         ) {
             unsafe {
                 eprintln!("[E] Memory access fault at {:p}", (*info).si_addr());
+                exit(2);
             }
         }