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-rw-r--r--crypto/src/asn1/icao/LDSSecurityObject.cs7
1 files changed, 1 insertions, 6 deletions
diff --git a/crypto/src/asn1/icao/LDSSecurityObject.cs b/crypto/src/asn1/icao/LDSSecurityObject.cs
index c33ca6877..cda4aaa37 100644
--- a/crypto/src/asn1/icao/LDSSecurityObject.cs
+++ b/crypto/src/asn1/icao/LDSSecurityObject.cs
@@ -133,12 +133,7 @@ namespace Org.BouncyCastle.Asn1.Icao
 			DerSequence hashSeq = new DerSequence(datagroupHash);
 
 			Asn1EncodableVector v = new Asn1EncodableVector(version, digestAlgorithmIdentifier, hashSeq);
-
-			if (versionInfo != null)
-			{
-				v.Add(versionInfo);
-			}
-
+            v.AddOptional(versionInfo);
 			return new DerSequence(v);
 		}
 	}