diff --git a/src/query/src/qAggMain.c b/src/query/src/qAggMain.c
index d328e5422cca0e365c2d606608cf6ee3f685dd5c..6887df307a3b58d6e575f564f2fb52d6eaadd86c 100644
--- a/src/query/src/qAggMain.c
+++ b/src/query/src/qAggMain.c
@@ -4931,7 +4931,7 @@ void generateBlockDistResult(STableBlockDist *pTableBlockDist, char* result) {
                    "5th=[%d], 10th=[%d], 20th=[%d], 30th=[%d], 40th=[%d], 50th=[%d]\n\t "
                    "60th=[%d], 70th=[%d], 80th=[%d], 90th=[%d], 95th=[%d], 99th=[%d]\n\t "
                    "Min=[%"PRId64"(Rows)] Max=[%"PRId64"(Rows)] Avg=[%"PRId64"(Rows)] Stddev=[%.2f] \n\t "
-                   "Rows=[%"PRIu64"], Blocks=[%"PRId64"], SmallBlocks=[%d], Size=[%.3f(Kb)] Comp=[%.2f]\n\t "
+                   "Rows=[%"PRIu64"], Blocks=[%"PRId64"], SmallBlocks=[%d], Size=[%.3f(Kb)] Comp=[%.5g]\n\t "
                    "RowsInMem=[%d] \n\t",
                    percentiles[0], percentiles[1], percentiles[2], percentiles[3], percentiles[4], percentiles[5],
                    percentiles[6], percentiles[7], percentiles[8], percentiles[9], percentiles[10], percentiles[11],