diff --git a/src/bookmarks/serializer.rs b/src/bookmarks/serializer.rs
index 5204b2e..6b951a4 100644
--- a/src/bookmarks/serializer.rs
+++ b/src/bookmarks/serializer.rs
@@ -27,7 +27,7 @@ use super::{SerializerError, SerializerErrorKind, UserHosts};
 
 use std::io::{Read, Write};
 
-pub struct BookmarkSerializer {}
+pub struct BookmarkSerializer;
 
 impl BookmarkSerializer {
     /// ### serialize
diff --git a/src/config/serializer.rs b/src/config/serializer.rs
index fd927c6..da7df9e 100644
--- a/src/config/serializer.rs
+++ b/src/config/serializer.rs
@@ -27,7 +27,7 @@ use super::{SerializerError, SerializerErrorKind, UserConfig};
 
 use std::io::{Read, Write};
 
-pub struct ConfigSerializer {}
+pub struct ConfigSerializer;
 
 impl ConfigSerializer {
     /// ### serialize
diff --git a/src/ui/input.rs b/src/ui/input.rs
index 87835b6..e556998 100644
--- a/src/ui/input.rs
+++ b/src/ui/input.rs
@@ -32,7 +32,7 @@ use std::time::Duration;
 ///
 /// InputHandler is the struct which runs a thread which waits for
 /// input events from the user and reports them through a receiver
-pub(crate) struct InputHandler {}
+pub(crate) struct InputHandler;
 
 impl InputHandler {
     /// ### InputHandler