diff --git a/matrix/Dcm.hpp b/matrix/Dcm.hpp
index bd622731c9..edf165bbdd 100644
--- a/matrix/Dcm.hpp
+++ b/matrix/Dcm.hpp
@@ -46,7 +46,7 @@ public:
     /**
      * Constructor from array
      *
-     * Copies the given scalar value to all matrix fields.
+     * More elaborate function description
      *
      * @param other array
      */
diff --git a/matrix/Quaternion.hpp b/matrix/Quaternion.hpp
index e135464537..835c97a3d1 100644
--- a/matrix/Quaternion.hpp
+++ b/matrix/Quaternion.hpp
@@ -37,7 +37,7 @@ public:
     /**
      * Constructor from array
      *
-     * Copies the given scalar value to all quaternion fields.
+     * More elaborate function description
      *
      * @param data_ array
      */