diff --git a/src/system/libroot/posix/unistd/usergroup.c b/src/system/libroot/posix/unistd/usergroup.c
index f8241f6f0d..ae0fd98231 100644
--- a/src/system/libroot/posix/unistd/usergroup.c
+++ b/src/system/libroot/posix/unistd/usergroup.c
@@ -38,7 +38,7 @@ getgid(void)
 int 
 getgroups(int groupSize, gid_t groupList[])
 {
-	return EINVAL;
+	return 0;
 }