diff --git a/common/Perf/Azure.Test.Perf/RandomStream.cs b/common/Perf/Azure.Test.Perf/RandomStream.cs
index 6e77d0d3752fe..a61097e2e68b5 100644
--- a/common/Perf/Azure.Test.Perf/RandomStream.cs
+++ b/common/Perf/Azure.Test.Perf/RandomStream.cs
@@ -8,12 +8,7 @@ namespace Azure.Test.Perf
 {
     public static class RandomStream
     {
-        private static readonly Lazy<byte[]> _randomBytes = new Lazy<byte[]>(() =>
-        {
-            var randomData = new byte[1024 * 1024];
-            ThreadsafeRandom.NextBytes(randomData);
-            return randomData;
-        });
+        private static readonly Lazy<byte[]> _randomBytes = new Lazy<byte[]>(() => RandomByteArray.Create(1024 * 1024));
 
         public static Stream Create(long size) => new CircularStream(new MemoryStream(_randomBytes.Value, writable: false), size);
     }