1 files changed, 3 insertions, 0 deletions
diff --git a/src/lib/kdf/kdf2/kdf2.h b/src/lib/kdf/kdf2/kdf2.h
index 600f7c91c..e76b4574c 100644
--- a/src/lib/kdf/kdf2/kdf2.h
+++ b/src/lib/kdf/kdf2/kdf2.h
@@ -28,6 +28,9 @@ class BOTAN_DLL KDF2 final : public KDF
                  const byte salt[], size_t salt_len,
                  const byte label[], size_t label_len) const override;
 
+      /**
+      * @param h underlying hash function
+      */
       explicit KDF2(HashFunction* h) : m_hash(h) {}
    private:
       std::unique_ptr<HashFunction> m_hash;