diff --git a/solutions/24_file_io/file_io3.rs b/solutions/24_file_io/file_io3.rs
index 47a94325..a68dad6e 100644
--- a/solutions/24_file_io/file_io3.rs
+++ b/solutions/24_file_io/file_io3.rs
@@ -33,7 +33,7 @@ fn create_required_files() -> Result<(), std::io::Error> {
 
     let dir_path = match file_path.parent() {
         Some(parent) => parent,
-        None => return Err(Error::other("Could not get parent path"))
+        None => return Err(Error::other("Could not get parent path")),
     };
 
     if !dir_path.exists() {