diff --git a/ext/xxhash.c b/ext/xxhash.c
index 2870545471..b580da1e45 100644
--- a/ext/xxhash.c
+++ b/ext/xxhash.c
@@ -38,7 +38,7 @@ You can contact the author at :
 // For others CPU, the compiler will be more cautious, and insert extra code to ensure aligned access is respected.
 // If you know your target CPU supports unaligned memory access, you want to force this option manually to improve performance.
 // You can also enable this parameter if you know your input data will always be aligned (boundaries of 4, for U32).
-#if defined(__ARM_FEATURE_UNALIGNED) || defined(__i386) || defined(_M_IX86) || defined(__x86_64__) || defined(_M_X64)
+#if defined(ARM) || defined(__i386) || defined(_M_IX86) || defined(__x86_64__) || defined(_M_X64)
 #  define XXH_USE_UNALIGNED_ACCESS 1
 #endif
 
diff --git a/lang b/lang
index 4ed6ae5b86..0031540033 160000
--- a/lang
+++ b/lang
@@ -1 +1 @@
-Subproject commit 4ed6ae5b867b27d24a838fb83d8f0d921132343a
+Subproject commit 003154003358c1919affef0d8013d9fbdbf35510