diff --git a/src/thread/arm/atomics.s b/src/thread/arm/atomics.s
index 5c5b0e3e..673fc03b 100644
--- a/src/thread/arm/atomics.s
+++ b/src/thread/arm/atomics.s
@@ -95,6 +95,8 @@ __a_gettp_dummy:
 	bx lr
 
 .data
+.align 2
+
 .global __a_barrier_ptr
 .hidden __a_barrier_ptr
 __a_barrier_ptr: