diff --git a/kernel/config-5.4.x-aarch64 b/kernel/config-5.4.x-aarch64
index 563fe50cc..8d0e309e1 100644
--- a/kernel/config-5.4.x-aarch64
+++ b/kernel/config-5.4.x-aarch64
@@ -665,6 +665,7 @@ CONFIG_ARCH_HAS_ELF_RANDOMIZE=y
 CONFIG_HAVE_ARCH_MMAP_RND_BITS=y
 CONFIG_ARCH_MMAP_RND_BITS=18
 CONFIG_ARCH_WANT_DEFAULT_TOPDOWN_MMAP_LAYOUT=y
+CONFIG_HAVE_COPY_THREAD_TLS=y
 CONFIG_CLONE_BACKWARDS=y
 CONFIG_64BIT_TIME=y
 CONFIG_HAVE_ARCH_VMAP_STACK=y