1 files changed, 2 insertions, 1 deletions
diff --git a/libjava/classpath/gnu/javax/crypto/jce/key/SecretKeyGeneratorImpl.java b/libjava/classpath/gnu/javax/crypto/jce/key/SecretKeyGeneratorImpl.java
index 319b0eaebe8..257c0a243f2 100644
--- a/libjava/classpath/gnu/javax/crypto/jce/key/SecretKeyGeneratorImpl.java
+++ b/libjava/classpath/gnu/javax/crypto/jce/key/SecretKeyGeneratorImpl.java
@@ -97,7 +97,8 @@ public class SecretKeyGeneratorImpl
   {
     keySize >>>= 3; // Use bytes.
     if (! keySizes.contains(Integer.valueOf(keySize)))
-      throw new InvalidParameterException("unsupported key size: " + keySize);
+      throw new InvalidParameterException("unsupported key size: " + keySize 
+					  + ", valid sizes are: " + keySizes);
     currentKeySize = keySize;
     this.random = random;
     init = true;