diff --git a/src/obiview.h b/src/obiview.h
index cdaae51..9da8185 100644
--- a/src/obiview.h
+++ b/src/obiview.h
@@ -873,7 +873,7 @@ int obi_column_set_obiqual_int_with_elt_idx_in_view(Obiview_p view, OBIDMS_colum
  * @param element_idx The index of the element that should be recovered in the line.
  *
  * @returns The recovered value, in the character string format.
- * @retval OBIQual_str_NA the NA value of the type if an error occurred and obi_errno is set.
+ * @retval OBIQual_char_NA the NA value of the type if an error occurred and obi_errno is set.
  *
  * @since May 2016
  * @author Celine Mercier (celine.mercier@metabarcoding.org)
@@ -967,7 +967,7 @@ int obi_column_set_obiqual_int_with_elt_name_in_view(Obiview_p view, OBIDMS_colu
  * @param element_name The name of the element that should be recovered in the line.
  *
  * @returns The recovered value, in the character string format.
- * @retval OBIQual_str_NA the NA value of the type if an error occurred and obi_errno is set.
+ * @retval OBIQual_char_NA the NA value of the type if an error occurred and obi_errno is set.
  *
  * @since May 2016
  * @author Celine Mercier (celine.mercier@metabarcoding.org)