we don't have neon on armv7
--
diff --git a/C/SwapBytes.c b/C/SwapBytes.c
index 0bfe95c..834fe4b 100755
--- a/C/SwapBytes.c
+++ b/C/SwapBytes.c
@@ -331,12 +331,12 @@ ShufBytes_256(void *items8, const void *lim8, const void *mask128_ptr)
 
 // compile message "NEON intrinsics not available with the soft-float ABI"
 #elif defined(MY_CPU_ARM_OR_ARM64) || \
-    (defined(__ARM_ARCH) && (__ARM_ARCH >= 7))
+    (defined(__ARM_ARCH) && (__ARM_ARCH >= 8))
 // #elif defined(MY_CPU_ARM64)
 
   #if defined(__clang__) && (__clang_major__ >= 8) \
     || defined(__GNUC__) && (__GNUC__ >= 8)
-    #if (defined(__ARM_ARCH) && (__ARM_ARCH >= 7)) \
+    #if (defined(__ARM_ARCH) && (__ARM_ARCH >= 8)) \
         || defined(MY_CPU_ARM64)
       #define USE_SWAP_128
     #endif