diff --git a/kernel/syscall/syscall.c b/kernel/syscall/syscall.c
index 40c9aed..14610c4 100644
--- a/kernel/syscall/syscall.c
+++ b/kernel/syscall/syscall.c
@@ -81,7 +81,7 @@ DEFINE_SYSCALL (sys_unmap) {
 /* int clone (uintptr_t vstack_top, void* entry) */
 DEFINE_SYSCALL (sys_clone) {
   uintptr_t vstack_top = a1;
-  uintptr_t entry = a3;
+  uintptr_t entry = a2;
 
   struct proc* new = proc_clone (proc, vstack_top, entry);