1 files changed, 6 insertions, 1 deletions
diff --git a/crypto/src/asn1/DerUTF8String.cs b/crypto/src/asn1/DerUTF8String.cs
index b9f389fce..8126e10ae 100644
--- a/crypto/src/asn1/DerUTF8String.cs
+++ b/crypto/src/asn1/DerUTF8String.cs
@@ -89,7 +89,12 @@ namespace Org.BouncyCastle.Asn1
 			return this.str.Equals(other.str);
         }
 
-		internal override void Encode(Asn1OutputStream asn1Out, bool withID)
+        internal override int EncodedLength(bool withID)
+        {
+            return Asn1OutputStream.GetLengthOfEncodingDL(withID, Encoding.UTF8.GetByteCount(str));
+        }
+
+        internal override void Encode(Asn1OutputStream asn1Out, bool withID)
         {
             asn1Out.WriteEncodingDL(withID, Asn1Tags.Utf8String, Encoding.UTF8.GetBytes(str));
         }