diff --git a/tools/ci_build/github/windows/post_binary_sizes_to_dashboard.py b/tools/ci_build/github/windows/post_binary_sizes_to_dashboard.py
index 25f2d53dba..d2ff370301 100644
--- a/tools/ci_build/github/windows/post_binary_sizes_to_dashboard.py
+++ b/tools/ci_build/github/windows/post_binary_sizes_to_dashboard.py
@@ -54,13 +54,6 @@ def write_to_db(binary_size_data, args):
     try:
         cursor = cnx.cursor()
 
-        #delete old records
-        delete_query = ('DELETE FROM onnxruntime.binary_size '
-            'WHERE build_time < DATE_SUB(Now(), INTERVAL 180 DAY);'
-        )
-        
-        cursor.execute(delete_query)
-
         #insert current records
         for row in binary_size_data:
             insert_query = ('INSERT INTO onnxruntime.binary_size '