--- a/primitives/data-structs/src/bounded.rs
+++ b/primitives/data-structs/src/bounded.rs
@@ -14,7 +14,7 @@
 // You should have received a copy of the GNU General Public License
 // along with Unique Network. If not, see <http://www.gnu.org/licenses/>.
 
-//! This module contins implementations for support bounded structures in [`serde`].
+//! This module contins implementations for support bounded structures ([`BoundedVec`], [`BoundedBTreeMap`], [`BoundedBTreeSet`]) in [`serde`].
 
 use core::fmt;
 use sp_std::collections::{btree_map::BTreeMap, btree_set::BTreeSet};
--- a/primitives/data-structs/src/lib.rs
+++ b/primitives/data-structs/src/lib.rs
@@ -16,7 +16,7 @@
 
 //! # Primitives crate.
 //!
-//! This crate contains amount of types, traits and constants.
+//! This crate contains types, traits and constants.
 
 #![cfg_attr(not(feature = "std"), no_std)]