diff --git a/src/encoding/encoder.hpp b/src/encoding/encoder.hpp
index a258d1e..f5f40ae 100644
--- a/src/encoding/encoder.hpp
+++ b/src/encoding/encoder.hpp
@@ -38,8 +38,8 @@
 public: // common interface between Encoder and Estimator
   /**
    * @brief Create instance of the encoder with the specified reserved sizes
-   * @param totalReserve  initial buffer size to reserve
-   * @param totalFromBack number of bytes to reserve for append* operations
+   * @param totalReserve    initial buffer size to reserve
+   * @param reserveFromBack number of bytes to reserve for append* operations
    */
   explicit
   Encoder(size_t totalReserve = 8800, size_t reserveFromBack = 400);
diff --git a/src/encoding/estimator.hpp b/src/encoding/estimator.hpp
index 19d6423..364f953 100644
--- a/src/encoding/estimator.hpp
+++ b/src/encoding/estimator.hpp
@@ -38,8 +38,8 @@
 public: // common interface between Encoder and Estimator
   /**
    * @brief Create instance of the estimator
-   * @param totalReserve  not used (for compatibility with the Encoder)
-   * @param totalFromBack not used (for compatibility with the Encoder)
+   * @param totalReserve    not used (for compatibility with the Encoder)
+   * @param reserveFromBack not used (for compatibility with the Encoder)
    */
   explicit
   Estimator(size_t totalReserve = 0, size_t reserveFromBack = 0);