diff --git a/libc/arch-x86/x86.mk b/libc/arch-x86/x86.mk
index a141548..f45eb65 100644
--- a/libc/arch-x86/x86.mk
+++ b/libc/arch-x86/x86.mk
@@ -25,6 +25,8 @@
 libc_bionic_src_files_x86 += \
     arch-x86/bionic/__bionic_clone.S \
     arch-x86/bionic/_exit_with_stack_teardown.S \
+    arch-x86/bionic/__restore_rt.S \
+    arch-x86/bionic/__restore.S \
     arch-x86/bionic/_setjmp.S \
     arch-x86/bionic/setjmp.S \
     arch-x86/bionic/__set_tls.c \