diff --git a/ArchiSteamFarm/Helpers/ArchiCryptoHelper.cs b/ArchiSteamFarm/Helpers/ArchiCryptoHelper.cs
index 1a528757be9aa..3bef690d1ddfe 100644
--- a/ArchiSteamFarm/Helpers/ArchiCryptoHelper.cs
+++ b/ArchiSteamFarm/Helpers/ArchiCryptoHelper.cs
@@ -243,7 +243,9 @@ internal static bool VerifyHash(EHashingMethod hashingMethod, string text, strin
 		try {
 			byte[] key = SHA256.HashData(EncryptionKey);
 			byte[] textData = Encoding.UTF8.GetBytes(text);
-			byte[] iv = RandomNumberGenerator.GetBytes(16);
+
+			Span<byte> iv = stackalloc byte[16];
+			RandomNumberGenerator.Fill(iv);
 
 			using Aes aes = Aes.Create();