diff --git a/code/beginner/tutorial5-textures/src/texture.rs b/code/beginner/tutorial5-textures/src/texture.rs
index 1c639b6b..ff38f20c 100644
--- a/code/beginner/tutorial5-textures/src/texture.rs
+++ b/code/beginner/tutorial5-textures/src/texture.rs
@@ -1,5 +1,3 @@
-use std::num::NonZeroU32;
-
 use anyhow::*;
 use image::GenericImageView;
 
diff --git a/code/beginner/tutorial6-uniforms/src/texture.rs b/code/beginner/tutorial6-uniforms/src/texture.rs
index 1c639b6b..ff38f20c 100644
--- a/code/beginner/tutorial6-uniforms/src/texture.rs
+++ b/code/beginner/tutorial6-uniforms/src/texture.rs
@@ -1,5 +1,3 @@
-use std::num::NonZeroU32;
-
 use anyhow::*;
 use image::GenericImageView;
 
diff --git a/code/beginner/tutorial7-instancing/src/texture.rs b/code/beginner/tutorial7-instancing/src/texture.rs
index 1c639b6b..ff38f20c 100644
--- a/code/beginner/tutorial7-instancing/src/texture.rs
+++ b/code/beginner/tutorial7-instancing/src/texture.rs
@@ -1,5 +1,3 @@
-use std::num::NonZeroU32;
-
 use anyhow::*;
 use image::GenericImageView;
 
diff --git a/code/beginner/tutorial9-models/src/texture.rs b/code/beginner/tutorial9-models/src/texture.rs
index 9727d225..edc7669b 100644
--- a/code/beginner/tutorial9-models/src/texture.rs
+++ b/code/beginner/tutorial9-models/src/texture.rs
@@ -1,6 +1,5 @@
 use anyhow::*;
 use image::GenericImageView;
-use std::num::NonZeroU32;
 
 pub struct Texture {
     pub texture: wgpu::Texture,