diff --git a/.gitignore b/.gitignore
index 1b3250e..7851fa0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,4 +2,5 @@ book/
 *~
 .idea
 .DS_Store
-target
\ No newline at end of file
+target
+
diff --git a/Cargo.toml b/Cargo.toml
index 7c0ab66..b1a4503 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -7,4 +7,4 @@ description = "The Rust Book"
 [dependencies]
 walkdir = "0.1.5"
 docopt = "0.6.82"
-rustc-serialize = "0.3.19"
\ No newline at end of file
+rustc-serialize = "0.3.19"
diff --git a/src/bin/lfp.rs b/src/bin/lfp.rs
index 1ac399c..7b5bce2 100644
--- a/src/bin/lfp.rs
+++ b/src/bin/lfp.rs
@@ -242,4 +242,4 @@ mod tests {
 
         assert!(super::is_line_of_interest(sample_line));
     }
-}
\ No newline at end of file
+}