diff --git a/libc/arch-arm64/bionic/vfork.S b/libc/arch-arm64/bionic/vfork.S
index c700623..b6a672d 100644
--- a/libc/arch-arm64/bionic/vfork.S
+++ b/libc/arch-arm64/bionic/vfork.S
@@ -42,7 +42,7 @@
 
     cmn     x0, #(MAX_ERRNO + 1)
     cneg    x0, x0, hi
-    b.hi    __set_errno
+    b.hi    __set_errno_internal
 
     ret
 END(vfork)