Remove unnecessary constraint

1 files changed, 0 insertions, 1 deletions

diff --git a/crypto/src/util/collections/CollectionUtilities.cs b/crypto/src/util/collections/CollectionUtilities.cs

index 41b558130..26b3f2a1d 100644
--- a/crypto/src/util/collections/CollectionUtilities.cs
+++ b/crypto/src/util/collections/CollectionUtilities.cs
@@ -32,7 +32,6 @@ namespace Org.BouncyCastle.Utilities.Collections
         }
 
         public static T GetValueOrKey<T>(IDictionary<T, T> d, T k)
-            where T : class
         {
             return d.TryGetValue(k, out var v) ? v : k;
         }