diff --git a/src/example03/mod.rs b/src/example03/mod.rs
index a41e5ca..b1b8a16 100644
--- a/src/example03/mod.rs
+++ b/src/example03/mod.rs
@@ -13,7 +13,7 @@
 //!     user_repository: Box<dyn UserRepository>,
 //! }
 //! ```
-//! 
+//!
 //! The repository type used by `App` is defined at runtime.
 pub mod app;
 pub mod user;
diff --git a/src/example05/mod.rs b/src/example05/mod.rs
index cf7bcb6..75babf4 100644
--- a/src/example05/mod.rs
+++ b/src/example05/mod.rs
@@ -1,5 +1,5 @@
 //! Example 05:
-//! 
+//!
 //! This example shows how to assert that a function returns an error when it
 //! can be done with a simple assert because we know the exact error value.