1 files changed, 1 insertions, 1 deletions
diff --git a/adler32.h b/adler32.h
index 28c309b..bff6b35 100644
--- a/adler32.h
+++ b/adler32.h
@@ -9,7 +9,7 @@ NAMESPACE_BEGIN(CryptoPP)
 class Adler32 : public HashTransformation
 {
 public:
-	enum {DIGESTSIZE = 4};
+	CRYPTOPP_CONSTANT(DIGESTSIZE = 4)
 	Adler32() {Reset();}
 	void Update(const byte *input, size_t length);
 	void TruncatedFinal(byte *hash, size_t size);