1 files changed, 1 insertions, 0 deletions

diff --git a/usys.S b/usys.S
index 45d6ca8..09c753e 100644
--- a/usys.S
+++ b/usys.S
@@ -20,3 +20,4 @@ STUB(block)
 STUB(kill)
 STUB(panic)
 STUB(cons_puts)
+STUB(exec)