diff --git a/README.md b/README.md
index 24fca0633e..f61b4277a4 100644
--- a/README.md
+++ b/README.md
@@ -142,7 +142,7 @@ fib:
   push rax
   push rax
   mov  rsi, rcx
-  call 0
+  call fib
   add  eax, [rsp + 8]
   mov  rcx, [rsp + 0x10]
   add  ecx, 0xfffffffe