diff --git a/src/query/tests/percentileTest.cpp b/src/query/tests/percentileTest.cpp
index 0c24202bdb64f3b490e4732a7f5b764c421ddd8f..f2b457e7dd686af16ae4a1192fe52a6f8090274f 100644
--- a/src/query/tests/percentileTest.cpp
+++ b/src/query/tests/percentileTest.cpp
@@ -43,7 +43,7 @@ tMemBucket *createDoubleDataBucket(int32_t start, int32_t end) {
 }
 
 tMemBucket *createUnsignedDataBucket(int32_t start, int32_t end, int32_t type) {
-  tMemBucket *pBucket = tMemBucketCreate(tDataTypes[type].nSize, type, start, end);
+  tMemBucket *pBucket = tMemBucketCreate(tDataTypes[type].bytes, type, start, end);
   for (int32_t i = start; i <= end; ++i) {
     uint64_t k = i;
     int32_t ret = tMemBucketPut(pBucket, &k, 1);