diff --git a/Cargo.lock b/Cargo.lock
index e70f9264..bf6c0b5e 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -173,9 +173,9 @@ checksum = "79296716171880943b8470b5f8d03aa55eb2e645a4874bdbb28adb49162e012c"
 
 [[package]]
 name = "bytemuck"
-version = "1.19.0"
+version = "1.20.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8334215b81e418a0a7bdb8ef0849474f40bb10c8b71f1c4ed315cff49f32494d"
+checksum = "8b37c88a63ffd85d15b406896cc343916d7cf57838a847b3a6f2ca5d39a5695a"
 
 [[package]]
 name = "byteorder"
diff --git a/Cargo.toml b/Cargo.toml
index f30df08f..45e06ec9 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -42,7 +42,7 @@ itertools = "0.13.0"
 tket-json-rs = "0.6.2"
 tracing = "0.1.37"
 portmatching = "0.3.1"
-bytemuck = "1.19.0"
+bytemuck = "1.20.0"
 cgmath = "0.18.0"
 chrono = "0.4.30"
 clap = "4.5.21"