diff --git a/Cargo.toml b/Cargo.toml
index b9bd711..a41877e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,28 +11,28 @@ crate-type = ["lib"]
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-bincode = "1.3.1"
+bincode = "1.3"
 common_macros = "0.1"
-crossterm = "0.18"
+crossterm = "0.20"
 csv = "1.1"
 decorum = "0.3"
 dyn-clone = "1.0"
 enum_dispatch = "0.3"
-env_logger = "0.7"
-float_eq = "0.5"
-font8x8 = "0.2"
+env_logger = "0.9"
+float_eq = "0.6"
+font8x8 = "0.3"
 futures = "0.3"
 image = "0.23"
-imageproc = "0.21"
-indexmap = "1.6"
-itertools = "0.9"
+imageproc = "0.22"
+indexmap = "1.7"
+itertools = "0.10"
 lazy_static = "1.4"
 log = "0.4"
 lru = "0.6"
 more-asserts = "0.2"
 natord = "1.0"
-ndarray = { version = "0.13", features = ["rayon", "serde"] }
-num = "0.3"
+ndarray = { version = "0.15", features = ["rayon", "serde"] }
+num = "0.4"
 piecewise-linear = "0.1"
 # plotly = { version = "0.6", features = ["kaleido", "plotly_ndarray"], path = "../plotly/plotly" }
 rand = "0.8"
@@ -50,7 +50,7 @@ wgpu = "0.9"
 spirv-builder = { git = "https://github.com/EmbarkStudios/rust-gpu", features=["use-compiled-tools"] }
 spirv-std = { git = "https://github.com/EmbarkStudios/rust-gpu" }
 spirv-std-macros = { git = "https://github.com/EmbarkStudios/rust-gpu" }
-spirv_backend = { path = "src/sim/spirv_backend_lib" }
+spirv_backend_lib = { path = "src/sim/spirv_backend_lib" }
 
 
 [dev-dependencies]
diff --git a/src/render.rs b/src/render.rs
index babe9cd..278e4eb 100644
--- a/src/render.rs
+++ b/src/render.rs
@@ -3,7 +3,7 @@ use crate::real::ToFloat as _;
 use crate::sim::{GenericSim, Sample, StaticSim};
 use crate::meas::{self, AbstractMeasurement};
 use crossterm::{cursor, QueueableCommand as _};
-use crossterm::style::{style, Color, PrintStyledContent};
+use crossterm::style::{style, Color, PrintStyledContent, Stylize as _};
 use font8x8::{BASIC_FONTS, GREEK_FONTS, UnicodeFonts as _};
 use log::trace;
 use num::integer::Integer;
diff --git a/src/sim/spirv.rs b/src/sim/spirv.rs
index 2e9ca77..e815aaf 100644
--- a/src/sim/spirv.rs
+++ b/src/sim/spirv.rs
@@ -395,7 +395,7 @@ mod test {
         use super::*;
         use crate::sim::{Meters, GenericSim as _};
         use crate::stim::RngStimulus;
-        use spirv_backend::{step_e, step_h, SerializedSimMeta, UnsizedArray, UVec3};
+        use spirv_backend_lib::{step_e, step_h, SerializedSimMeta, UnsizedArray, UVec3};
 
         fn do_step(state: &mut SimState) {
             let meta = SimMeta::from(state);
diff --git a/src/sim/spirv_backend/Cargo.toml b/src/sim/spirv_backend/Cargo.toml
index 22d8320..feeb190 100644
--- a/src/sim/spirv_backend/Cargo.toml
+++ b/src/sim/spirv_backend/Cargo.toml
@@ -1,7 +1,8 @@
+cargo-features = ["edition2021"]
 [package]
 name = "spirv_backend"
 version = "0.1.0"
-edition = "2018"
+edition = "2021"
 
 [dependencies]
 spirv-std = { git = "https://github.com/EmbarkStudios/rust-gpu", features = ["glam"] }
diff --git a/src/sim/spirv_backend_lib/Cargo.toml b/src/sim/spirv_backend_lib/Cargo.toml
index c735e92..4061ff3 100644
--- a/src/sim/spirv_backend_lib/Cargo.toml
+++ b/src/sim/spirv_backend_lib/Cargo.toml
@@ -1,7 +1,8 @@
+cargo-features = ["edition2021"]
 [package]
-name = "spirv_backend"
+name = "spirv_backend_lib"
 version = "0.1.0"
-edition = "2018"
+edition = "2021"
 
 [dependencies]
 spirv-std = { git = "https://github.com/EmbarkStudios/rust-gpu", features = ["glam"] }