diff --git a/libc/arch-arm/bionic/memcpy.S b/libc/arch-arm/bionic/memcpy.S
index 438fa00..8c0b4d7 100644
--- a/libc/arch-arm/bionic/memcpy.S
+++ b/libc/arch-arm/bionic/memcpy.S
@@ -29,7 +29,7 @@
 #include <machine/cpu-features.h>
 #include <machine/asm.h>
 
-#if defined(__ARM_NEON__)
+#if defined(__ARM_NEON__) && !defined(ARCH_ARM_USE_NON_NEON_MEMCPY)
 
         .text
         .fpu    neon