diff --git a/sse2neon.h b/sse2neon.h
index e68aa913..56254b5f 100644
--- a/sse2neon.h
+++ b/sse2neon.h
@@ -8500,8 +8500,7 @@ FORCE_INLINE uint32_t _mm_crc32_u8(uint32_t crc, uint8_t v)
     crc = __crc32cb(crc, v);
 #else
     crc ^= v;
-#if (defined(__ARM_FEATURE_CRYPTO) || \
-     (defined(__aarch64__) || __has_builtin(__builtin_arm_crypto_vmullp64)))
+#if defined(__ARM_FEATURE_CRYPTO)
     // Adapted from: https://mary.rs/lab/crc32/
     // Barrent reduction
     uint64x2_t orig =