diff --git a/stencils/stencil_helper.h b/stencils/stencil_helper.h
index e753047..35ff96b 100644
--- a/stencils/stencil_helper.h
+++ b/stencils/stencil_helper.h
@@ -3,7 +3,11 @@
 // Remove function alignment for stencils
 #if defined(__GNUC__)
 #define NOINLINE __attribute__((noinline))
+#if defined(__aarch64__) || defined(_M_ARM64) || defined(__arm__) || defined(__thumb__) || defined(_M_ARM)
+#define STENCIL __attribute__((aligned(4)))
+#else
 #define STENCIL __attribute__((aligned(1)))
+#endif
 #else
 #define NOINLINE
 #define STENCIL