diff --git a/Cargo.lock b/Cargo.lock
index e6e0813..d6706ac 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,3 +1,5 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
 [[package]]
 name = "adler32"
 version = "1.0.2"
diff --git a/client/lib/src/view/mod.rs b/client/lib/src/view/mod.rs
index aa1d2a2..6afe07d 100644
--- a/client/lib/src/view/mod.rs
+++ b/client/lib/src/view/mod.rs
@@ -88,7 +88,7 @@ fn load_grass_texture<'a, 'b:'a>(
   let grass_texture = yaglw::texture::Texture2D::new(&gl);
   let fd = std::fs::File::open("textures/Free_Vector_Grass.png").unwrap();
   let buffered_file = std::io::BufReader::new(fd);
-  let image = try!(image::load(buffered_file, image::ImageFormat::PNG));
+  let image = image::load(buffered_file, image::ImageFormat::PNG)?;
   let (w, h) = image.dimensions();
   let colortype = image.color();
   assert!(colortype == image::ColorType::RGBA(8));
diff --git a/common/closure_series.rs b/common/closure_series.rs
index 4968610..0c7381a 100644
--- a/common/closure_series.rs
+++ b/common/closure_series.rs
@@ -13,7 +13,7 @@ pub enum Return {
 pub use self::Return::*;
 
 /// The closure type used.
-pub type Closure<'a> = Box<FnMut() -> Return + 'a>;
+pub type Closure<'a> = Box<dyn FnMut() -> Return + 'a>;
 
 #[allow(missing_docs)]
 pub struct T<'a> {
diff --git a/common/surroundings_loader.rs b/common/surroundings_loader.rs
index 07ae9ed..4bb7cb9 100644
--- a/common/surroundings_loader.rs
+++ b/common/surroundings_loader.rs
@@ -9,7 +9,7 @@ use stopwatch;
 
 use cube_shell::{cube_diff, cube_shell};
 
-fn surroundings_iter(center: Point3<i32>, max_distance: i32) -> Box<Iterator<Item=Point3<i32>> + Send> {
+fn surroundings_iter(center: Point3<i32>, max_distance: i32) -> Box<dyn Iterator<Item=Point3<i32>> + Send> {
   Box::new((0 .. max_distance).flat_map(move |radius| cube_shell(&center, radius)))
 }
 
@@ -30,7 +30,7 @@ pub struct T {
   last_position: Option<Point3<i32>>,
 
   max_load_distance: u32,
-  to_load: Option<Box<Iterator<Item=Point3<i32>> + Send>>,
+  to_load: Option<Box<dyn Iterator<Item=Point3<i32>> + Send>>,
 
   to_recheck: VecDeque<Point3<i32>>,
   // The distances to the switches between LODs.
diff --git a/server/lib/src/client_recv_thread.rs b/server/lib/src/client_recv_thread.rs
index 2a5a9ad..26c7806 100644
--- a/server/lib/src/client_recv_thread.rs
+++ b/server/lib/src/client_recv_thread.rs
@@ -190,7 +190,7 @@ pub fn apply_client_update<UpdateGaia>(
                     Point3::new(high.x.ceil() as i32, high.y.ceil() as i32, high.z.ceil() as i32)
                   },
                 ),
-              mosaic: Box::new(tree) as Box<voxel_data::mosaic::T<voxel::Material> + Send>,
+              mosaic: Box::new(tree) as Box<dyn voxel_data::mosaic::T<voxel::Material> + Send>,
               min_lg_size: 0,
             };
 
@@ -228,10 +228,10 @@ pub fn apply_client_update<UpdateGaia>(
                     Point3::new(high.x.ceil() as i32, high.y.ceil() as i32, high.z.ceil() as i32)
                   },
                 ),
-              mosaic: Box::new(sphere) as Box<voxel_data::mosaic::T<voxel::Material> + Send>,
+              mosaic: Box::new(sphere) as Box<dyn voxel_data::mosaic::T<voxel::Material> + Send>,
               min_lg_size: 0,
             };
-          let brush: voxel_data::brush::T<Box<voxel_data::mosaic::T<voxel::Material> + Send>> = brush;
+          let brush: voxel_data::brush::T<Box<dyn voxel_data::mosaic::T<voxel::Material> + Send>> = brush;
           update_gaia(update_gaia::Message::Brush(brush));
         });
       },
diff --git a/server/lib/src/server.rs b/server/lib/src/server.rs
index cc697f0..1f5df1c 100644
--- a/server/lib/src/server.rs
+++ b/server/lib/src/server.rs
@@ -33,7 +33,6 @@ pub struct Client {
 impl Client {
   #[allow(missing_docs)]
   pub fn send(&mut self, msg: protocol::ServerToClient) {
-    use bincode;
     use bincode::serialize;
     let msg = serialize(&msg, bincode::Infinite).unwrap();
     match self.socket.write(msg.as_ref()) {
diff --git a/server/lib/src/update_gaia.rs b/server/lib/src/update_gaia.rs
index 3e0e793..b056ceb 100644
--- a/server/lib/src/update_gaia.rs
+++ b/server/lib/src/update_gaia.rs
@@ -28,7 +28,7 @@ pub enum Message {
   /// Load some voxels
   Load(u64, Vec<voxel::bounds::T>, LoadDestination),
   /// Apply a brush operation
-  Brush(voxel_data::brush::T<Box<voxel_data::mosaic::T<common::voxel::Material> + Send>>),
+  Brush(voxel_data::brush::T<Box<dyn voxel_data::mosaic::T<common::voxel::Material> + Send>>),
 }
 
 // TODO: Consider adding terrain loads to a thread pool instead of having one monolithic separate thread.
diff --git a/server/lib/terrain/cache_mosaic.rs b/server/lib/terrain/cache_mosaic.rs
index 1d6b48f..0f2464d 100644
--- a/server/lib/terrain/cache_mosaic.rs
+++ b/server/lib/terrain/cache_mosaic.rs
@@ -22,14 +22,14 @@ impl std::hash::Hash for Key {
 pub type Cache<T> = lru_cache::LruCache<Key, T, std::hash::BuildHasherDefault<fnv::FnvHasher>>;
 
 pub struct T<Material> {
-  pub mosaic          : Box<voxel::mosaic::T<Material> + Send>,
+  pub mosaic          : Box<dyn voxel::mosaic::T<Material> + Send>,
   pub density         : Cache<f32>,
   pub normal          : Cache<cgmath::Vector3<f32>>,
   pub mosaic_density  : Cache<f32>,
   pub mosaic_material : Cache<Option<Material>>,
 }
 
-pub fn new<Material>(mosaic: Box<voxel::mosaic::T<Material> + Send>) -> T<Material> {
+pub fn new<Material>(mosaic: Box<dyn voxel::mosaic::T<Material> + Send>) -> T<Material> {
   T {
     mosaic          : mosaic,
     density         : lru_cache::LruCache::with_hasher(1 << 10, Default::default()),