diff --git a/coroutine/amd64/Context.s b/coroutine/amd64/Context.s
index 980ba73202..772de3353c 100644
--- a/coroutine/amd64/Context.s
+++ b/coroutine/amd64/Context.s
@@ -38,7 +38,7 @@ _coroutine_transfer:
 	popq %rbp
 	
 	# Put the first argument into the return value
-	# movq %rdi, %rax
+	movq %rdi, %rax
 	
 	# We pop the return address and jump to it
 	ret