1 files changed, 1 insertions, 1 deletions
diff --git a/pubkey.h b/pubkey.h
index bdf0035..3a3f3bc 100644
--- a/pubkey.h
+++ b/pubkey.h
@@ -240,7 +240,7 @@ public:
 		{
 			static HashIdentifier CRYPTOPP_API Lookup()
 			{
-				return HashIdentifier(NULL, 0);
+				return HashIdentifier((const byte *)NULL, 0);
 			}
 		};
 	};