diff --git a/contrib/zstd/lib/common/xxhash.c b/contrib/zstd/lib/common/xxhash.c
index eb44222c5fc..d59a22a0638 100644
--- a/contrib/zstd/lib/common/xxhash.c
+++ b/contrib/zstd/lib/common/xxhash.c
@@ -206,7 +206,7 @@ static U64 XXH_read64(const void* memPtr)
 #if defined(_MSC_VER)     /* Visual Studio */
 #  define XXH_swap32 _byteswap_ulong
 #  define XXH_swap64 _byteswap_uint64
-#elif GCC_VERSION >= 403
+#elif (GCC_VERSION >= 403 && !defined(__riscv__))
 #  define XXH_swap32 __builtin_bswap32
 #  define XXH_swap64 __builtin_bswap64
 #else