diff --git a/libc/arch-x86/syscalls/tgkill.S b/libc/arch-x86/syscalls/tgkill.S
index 385827b..9584992 100644
--- a/libc/arch-x86/syscalls/tgkill.S
+++ b/libc/arch-x86/syscalls/tgkill.S
@@ -21,7 +21,7 @@
     jb      1f
     negl    %eax
     pushl   %eax
-    call    __set_errno
+    call    PIC_PLT(__set_errno)
     addl    $4, %esp
 1:
     popl    %edx