1 files changed, 1 insertions, 1 deletions
diff --git a/crypto/src/asn1/x9/X9Curve.cs b/crypto/src/asn1/x9/X9Curve.cs
index 88198335f..568bcb316 100644
--- a/crypto/src/asn1/x9/X9Curve.cs
+++ b/crypto/src/asn1/x9/X9Curve.cs
@@ -127,7 +127,7 @@ namespace Org.BouncyCastle.Asn1.X9
          */
         public override Asn1Object ToAsn1Object()
         {
-            Asn1EncodableVector v = new Asn1EncodableVector();
+            Asn1EncodableVector v = new Asn1EncodableVector(3);
 
             if (fieldIdentifier.Equals(X9ObjectIdentifiers.PrimeField)
                 || fieldIdentifier.Equals(X9ObjectIdentifiers.CharacteristicTwoField))