1 files changed, 3 insertions, 2 deletions
diff --git a/crypto/src/x509/X509V2CRLGenerator.cs b/crypto/src/x509/X509V2CRLGenerator.cs
index 6c9ffe7e5..566d50234 100644
--- a/crypto/src/x509/X509V2CRLGenerator.cs
+++ b/crypto/src/x509/X509V2CRLGenerator.cs
@@ -5,12 +5,13 @@ using System.IO;
 using Org.BouncyCastle.Asn1;
 using Org.BouncyCastle.Asn1.X509;
 using Org.BouncyCastle.Crypto;
+using Org.BouncyCastle.Crypto.Operators;
 using Org.BouncyCastle.Crypto.Parameters;
 using Org.BouncyCastle.Math;
 using Org.BouncyCastle.Security;
 using Org.BouncyCastle.Security.Certificates;
+using Org.BouncyCastle.Utilities;
 using Org.BouncyCastle.Utilities.Collections;
-using Org.BouncyCastle.Crypto.Operators;
 
 namespace Org.BouncyCastle.X509
 {
@@ -241,7 +242,7 @@ namespace Org.BouncyCastle.X509
 
             streamCalculator.Stream.Write(encoded, 0, encoded.Length);
 
-            streamCalculator.Stream.Close();
+            Platform.Dispose(streamCalculator.Stream);
 
             return GenerateJcaObject(tbsCertList, (AlgorithmIdentifier)signatureCalculatorFactory.AlgorithmDetails, ((IBlockResult)streamCalculator.GetResult()).Collect());
         }