1 files changed, 2 insertions, 1 deletions
diff --git a/crypto/src/crypto/engines/TwofishEngine.cs b/crypto/src/crypto/engines/TwofishEngine.cs
index 04a579ced..71c246594 100644
--- a/crypto/src/crypto/engines/TwofishEngine.cs
+++ b/crypto/src/crypto/engines/TwofishEngine.cs
@@ -1,6 +1,7 @@
 using System;
 
 using Org.BouncyCastle.Crypto.Parameters;
+using Org.BouncyCastle.Utilities;
 
 namespace Org.BouncyCastle.Crypto.Engines
 {
@@ -267,7 +268,7 @@ namespace Org.BouncyCastle.Crypto.Engines
             ICipherParameters parameters)
         {
             if (!(parameters is KeyParameter))
-				throw new ArgumentException("invalid parameter passed to Twofish init - " + parameters.GetType().ToString());
+				throw new ArgumentException("invalid parameter passed to Twofish init - " + Platform.GetTypeName(parameters));
 
 			this.encrypting = forEncryption;
 			this.workingKey = ((KeyParameter)parameters).GetKey();