diff --git a/rust/arrow/src/compute/mod.rs b/rust/arrow/src/compute/mod.rs
index 9de07388e9c..0a036aafdfe 100644
--- a/rust/arrow/src/compute/mod.rs
+++ b/rust/arrow/src/compute/mod.rs
@@ -15,7 +15,7 @@
 // specific language governing permissions and limitations
 // under the License.
 
-//! Computation kernels on Arrow Arrays
+//! Computation kernels on Arrow Arrays.
 
 pub mod kernels;
 
diff --git a/rust/arrow/src/compute/util.rs b/rust/arrow/src/compute/util.rs
index 0e6de913daf..748c910d7bb 100644
--- a/rust/arrow/src/compute/util.rs
+++ b/rust/arrow/src/compute/util.rs
@@ -15,7 +15,7 @@
 // specific language governing permissions and limitations
 // under the License.
 
-//! Common utilities for computation kernels.
+//! Common utilities for computation kernel
 
 use crate::array::*;
 use crate::buffer::{buffer_bin_and, buffer_bin_or, Buffer};