diff --git a/libc/private/bionic_asm_arm64.h b/libc/private/bionic_asm_arm64.h
index ffc7181..1e907a1 100644
--- a/libc/private/bionic_asm_arm64.h
+++ b/libc/private/bionic_asm_arm64.h
@@ -37,7 +37,7 @@
 
 #pragma once
 
-#define __bionic_asm_align 16
+#define __bionic_asm_align 64
 
 #undef __bionic_asm_function_type
 #define __bionic_asm_function_type %function