diff --git a/libc/bionic/pthread.c b/libc/bionic/pthread.c
index 6114f40..ec3c459 100644
--- a/libc/bionic/pthread.c
+++ b/libc/bionic/pthread.c
@@ -488,6 +488,21 @@
     return 0;
 }
 
+int pthread_attr_setscope(pthread_attr_t *attr, int  scope)
+{
+    if (scope == PTHREAD_SCOPE_SYSTEM)
+        return 0;
+    if (scope == PTHREAD_SCOPE_PROCESS)
+        return ENOTSUP;
+
+    return EINVAL;
+}
+
+int pthread_attr_getscope(pthread_attr_t const *attr)
+{
+    return PTHREAD_SCOPE_SYSTEM;
+}
+
 
 /* CAVEAT: our implementation of pthread_cleanup_push/pop doesn't support C++ exceptions
  *         and thread cancelation