diff --git a/src/common/windows/nt.h b/src/common/windows/nt.h
index a8bf50839..2f476b8d6 100644
--- a/src/common/windows/nt.h
+++ b/src/common/windows/nt.h
@@ -602,7 +602,15 @@ typedef struct _KUSER_SHARED_DATA {
     // ... more fields follow, but we don't need them
 } KUSER_SHARED_DATA, *PKUSER_SHARED_DATA;
 
-#define SharedUserData ((const KUSER_SHARED_DATA*) 0x7FFE0000UL)
+#ifdef __aarch64__
+    #define SharedUserData ({                                                                        \
+        __auto_type shared_user_data = (const volatile KUSER_SHARED_DATA*) (uintptr_t) 0x7FFE0000UL; \
+        __asm__("" : "+r"(shared_user_data)); /* https://github.com/lhmouse/mcfgthread/issues/330 */ \
+        shared_user_data;                                                                            \
+    })
+#else
+    #define SharedUserData ((const volatile KUSER_SHARED_DATA*) (uintptr_t) 0x7FFE0000UL)
+#endif
 
 static inline uint64_t ffKSystemTimeToUInt64(const volatile KSYSTEM_TIME* pTime) {
 #if _WIN64