diff --git a/src/inc/ttype.h b/src/inc/ttype.h
index 61c90c92a611368e17f58318a8c8163b1a9e8912..9949f31c59f5805e381fbfbd8d5a65ba24eb40eb 100644
--- a/src/inc/ttype.h
+++ b/src/inc/ttype.h
@@ -119,7 +119,7 @@ typedef struct tstr {
 #define IS_VALID_UTINYINT(_t)   ((_t) >= 0 && (_t) < UINT8_MAX)
 #define IS_VALID_USMALLINT(_t)  ((_t) >= 0 && (_t) < UINT16_MAX)
 #define IS_VALID_UINT(_t)       ((_t) >= 0 && (_t) < UINT32_MAX)
-#define IS_VALID_UBIGINT(_t)    ((_t) >= 0 /*&& (_t) < UINT64_MAX*/)
+#define IS_VALID_UBIGINT(_t)    ((_t) >= 0 && (_t) < UINT64_MAX)
 
 static FORCE_INLINE bool isNull(const char *val, int32_t type) {
   switch (type) {