diff --git a/libc/arch-x86/syscalls/wait4.S b/libc/arch-x86/syscalls/wait4.S
index fda75c0..4013818 100644
--- a/libc/arch-x86/syscalls/wait4.S
+++ b/libc/arch-x86/syscalls/wait4.S
@@ -25,7 +25,7 @@
     jb      1f
     negl    %eax
     pushl   %eax
-    call    __set_errno
+    call    PIC_PLT(__set_errno)
     addl    $4, %esp
 1:
     popl    %esi