diff --git a/Cargo.toml b/Cargo.toml
index 3402c2b..6e50a9c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "msgbox"
-version = "0.1.0"
+version = "0.1.1"
 authors = ["Jang Ryeol <ryeolj5911@gmail.com>"]
 description = """
 Simple, cross-platform message box GUI library.
diff --git a/README.md b/README.md
index ff82648..dab5d44 100644
--- a/README.md
+++ b/README.md
@@ -37,7 +37,7 @@ Example use case is to show a modal when an error occurs in OpenGL applications.
 
 ```toml
 [dependencies]
-msgbox = "0.1.0"
+msgbox = "0.1.1"
 ```
 
 ## Platform support
diff --git a/src/linux.rs b/src/linux.rs
index b6e2e1c..81fe096 100644
--- a/src/linux.rs
+++ b/src/linux.rs
@@ -1,3 +1,4 @@
+use ::gtk;
 use ::gtk::prelude::*;
 use ::gtk::{ButtonsType, DialogFlags, MessageType, MessageDialog};