diff --git a/blake2.cpp b/blake2.cpp
index 7f0933a6..a18de170 100644
--- a/blake2.cpp
+++ b/blake2.cpp
@@ -319,8 +319,6 @@ void BLAKE2_Base<W, T_64bit>::UncheckedSetKey(const byte *key, unsigned int leng
 template <class W, bool T_64bit>
 BLAKE2_Base<W, T_64bit>::BLAKE2_Base() : m_state(), m_block(), m_digestSize(DIGESTSIZE), m_treeMode(false)
 {
-	assert(digestSize <= DIGESTSIZE);
-
 	UncheckedSetKey(NULL, 0, g_nullNameValuePairs);
 	Restart();
 }
diff --git a/blake2.h b/blake2.h
index 6e96320f..1fb67947 100644
--- a/blake2.h
+++ b/blake2.h
@@ -163,6 +163,8 @@ public:
 
 	CRYPTOPP_CONSTANT(DIGESTSIZE = BLAKE2_Info<T_64bit>::DIGESTSIZE);
 	CRYPTOPP_CONSTANT(BLOCKSIZE = BLAKE2_Info<T_64bit>::BLOCKSIZE);
+	CRYPTOPP_CONSTANT(SALTSIZE = BLAKE2_Info<T_64bit>::SALTSIZE);
+	CRYPTOPP_CONSTANT(PERSONALIZATIONSIZE = BLAKE2_Info<T_64bit>::PERSONALIZATIONSIZE);
 
 	typedef BLAKE2_ParameterBlock<T_64bit> ParameterBlock;
 	typedef BLAKE2_State<W, T_64bit> State;