1 files changed, 2 insertions, 1 deletions
diff --git a/crypto/src/cms/CMSCompressedData.cs b/crypto/src/cms/CMSCompressedData.cs
index 2d0107e88..21651f041 100644
--- a/crypto/src/cms/CMSCompressedData.cs
+++ b/crypto/src/cms/CMSCompressedData.cs
@@ -3,6 +3,7 @@ using System.IO;
 
 using Org.BouncyCastle.Asn1;
 using Org.BouncyCastle.Asn1.Cms;
+using Org.BouncyCastle.Utilities;
 using Org.BouncyCastle.Utilities.Zlib;
 
 namespace Org.BouncyCastle.Cms
@@ -56,7 +57,7 @@ namespace Org.BouncyCastle.Cms
 			}
 			finally
 			{
-				zIn.Close();
+                Platform.Dispose(zIn);
 			}
         }