diff --git a/src/book/bookconfig.rs b/src/book/bookconfig.rs
index 3d973ed5..107c0a42 100644
--- a/src/book/bookconfig.rs
+++ b/src/book/bookconfig.rs
@@ -1,5 +1,4 @@
 use serde_json;
-use serde_json::Value;
 use std::fs::File;
 use std::io::Read;
 use std::path::{Path, PathBuf};
diff --git a/src/book/bookitem.rs b/src/book/bookitem.rs
index 19979231..2d5bf976 100644
--- a/src/book/bookitem.rs
+++ b/src/book/bookitem.rs
@@ -1,6 +1,5 @@
 use serde::{Serialize, Serializer};
 use std::path::PathBuf;
-use std::collections::BTreeMap;
 
 #[derive(Debug, Clone)]
 pub enum BookItem {
diff --git a/src/renderer/html_handlebars/hbs_renderer.rs b/src/renderer/html_handlebars/hbs_renderer.rs
index 6d9a0a6b..6b0c2ab9 100644
--- a/src/renderer/html_handlebars/hbs_renderer.rs
+++ b/src/renderer/html_handlebars/hbs_renderer.rs
@@ -12,7 +12,6 @@ use std::collections::BTreeMap;
 
 use handlebars::Handlebars;
 
-use serde::Serialize;
 use serde_json;
 use serde_json::value::ToJson;