diff --git a/libc/Android.bp b/libc/Android.bp
index d8a1d70..e91038f 100644
--- a/libc/Android.bp
+++ b/libc/Android.bp
@@ -1153,6 +1153,7 @@
         "bionic/tdestroy.cpp",
         "bionic/termios.cpp",
         "bionic/thread_private.cpp",
+        "bionic/threads.cpp",
         "bionic/timespec_get.cpp",
         "bionic/tmpfile.cpp",
         "bionic/umount.cpp",