diff --git a/ctru-rs/examples/software-keyboard.rs b/ctru-rs/examples/software-keyboard.rs
index 144b587..40635de 100644
--- a/ctru-rs/examples/software-keyboard.rs
+++ b/ctru-rs/examples/software-keyboard.rs
@@ -19,7 +19,7 @@ fn main() {
     // Custom filter callback to handle the given input.
     // Using this callback it's possible to integrate the applet
     // with custom error messages when the input is incorrect.
-    keyboard.set_filter_callback(Some(Box::new(|str| {
+    keyboard.set_filter_callback(Some(Box::new(move |str| {
         if str.contains("boo") {
             return (CallbackResult::Retry, Some("Ah, you scared me!".into()));
         }
diff --git a/ctru-rs/src/applets/swkbd.rs b/ctru-rs/src/applets/swkbd.rs
index 69b6f98..c5f386c 100644
--- a/ctru-rs/src/applets/swkbd.rs
+++ b/ctru-rs/src/applets/swkbd.rs
@@ -348,7 +348,7 @@ impl SoftwareKeyboard {
     ///
     /// let mut keyboard = SoftwareKeyboard::default();
     ///
-    /// keyboard.set_filter_callback(Some(Box::new(|str| {
+    /// keyboard.set_filter_callback(Some(Box::new(move |str| {
     ///     if str.contains("boo") {
     ///         return (CallbackResult::Retry, Some("Ah, you scared me!".into()));
     ///     }