diff --git a/sessionlockev/examples/simplelock.rs b/sessionlockev/examples/simplelock.rs
index e9ce64f..8999e8d 100644
--- a/sessionlockev/examples/simplelock.rs
+++ b/sessionlockev/examples/simplelock.rs
@@ -6,7 +6,7 @@ use sessionlockev::reexport::*;
 use sessionlockev::*;
 
 fn main() {
-    let mut ev: WindowState<()> = WindowState::new().build().unwrap();
+    let ev: WindowState<()> = WindowState::new().build().unwrap();
 
     let mut virtual_keyboard_manager = None;
     ev.running(|event, _ev, _index| {
diff --git a/sessionlockev/src/lib.rs b/sessionlockev/src/lib.rs
index c3a56d5..38baa71 100644
--- a/sessionlockev/src/lib.rs
+++ b/sessionlockev/src/lib.rs
@@ -13,7 +13,7 @@
 //! const ESC_KEY: u32 = 1;
 //!
 //! fn main() {
-//!     let mut ev: WindowState<()> = WindowState::new();
+//!     let ev: WindowState<()> = WindowState::new();
 //!
 //!     let mut virtual_keyboard_manager = None;
 //!     ev.running(|event, _ev, _index| {