diff --git a/Cargo.lock b/Cargo.lock
index 785ab1b..d43d6f7 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -23,6 +23,15 @@ dependencies = [
  "memchr",
 ]
 
+[[package]]
+name = "alloca"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e5a7d05ea6aea7e9e64d25b9156ba2fee3fdd659e34e41063cd2fc7cd020d7f4"
+dependencies = [
+ "cc",
+]
+
 [[package]]
 name = "allocator-api2"
 version = "0.2.21"
@@ -322,10 +331,11 @@ dependencies = [
 
 [[package]]
 name = "criterion"
-version = "0.7.0"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e1c047a62b0cc3e145fa84415a3191f628e980b194c2755aa12300a4e6cbd928"
+checksum = "a0dfe5e9e71bdcf4e4954f7d14da74d1cdb92a3a07686452d1509652684b1aab"
 dependencies = [
+ "alloca",
  "anes",
  "cast",
  "ciborium",
@@ -334,6 +344,7 @@ dependencies = [
  "itertools 0.13.0",
  "num-traits",
  "oorandom",
+ "page_size",
  "plotters",
  "rayon",
  "regex",
@@ -345,9 +356,9 @@ dependencies = [
 
 [[package]]
 name = "criterion-plot"
-version = "0.6.0"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9b1bcc0dc7dfae599d84ad0b1a55f80cde8af3725da8313b528da95ef783e338"
+checksum = "5de36c2bee19fba779808f92bf5d9b0fa5a40095c277aba10c458a12b35d21d6"
 dependencies = [
  "cast",
  "itertools 0.13.0",
@@ -1072,6 +1083,16 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "page_size"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "30d5b2194ed13191c1999ae0704b7839fb18384fa22e49b57eeaa97d79ce40da"
+dependencies = [
+ "libc",
+ "winapi",
+]
+
 [[package]]
 name = "parking_lot_core"
 version = "0.9.12"
@@ -1857,16 +1878,6 @@ dependencies = [
  "zstd",
 ]
 
-[[package]]
-name = "tket_gridsynth_ext"
-version = "0.0.0"
-dependencies = [
- "criterion",
- "derive_more 2.0.1",
- "itertools 0.14.0",
- "tket",
-]
-
 [[package]]
 name = "tket-json-rs"
 version = "0.7.7"
@@ -1880,6 +1891,16 @@ dependencies = [
  "uuid",
 ]
 
+[[package]]
+name = "tket_gridsynth_ext"
+version = "0.0.0"
+dependencies = [
+ "criterion",
+ "derive_more 2.0.1",
+ "itertools 0.14.0",
+ "tket",
+]
+
 [[package]]
 name = "tracing"
 version = "0.1.41"
@@ -2081,6 +2102,22 @@ dependencies = [
  "wasm-bindgen",
 ]
 
+[[package]]
+name = "winapi"
+version = "0.3.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5c839a674fcd7a98952e593242ea400abe93992746761e38641405d28b00f419"
+dependencies = [
+ "winapi-i686-pc-windows-gnu",
+ "winapi-x86_64-pc-windows-gnu",
+]
+
+[[package]]
+name = "winapi-i686-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
+
 [[package]]
 name = "winapi-util"
 version = "0.1.11"
@@ -2090,6 +2127,12 @@ dependencies = [
  "windows-sys",
 ]
 
+[[package]]
+name = "winapi-x86_64-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
+
 [[package]]
 name = "windows-core"
 version = "0.62.2"
diff --git a/rust/Cargo.toml b/rust/Cargo.toml
index 4ebed30..8d556fc 100644
--- a/rust/Cargo.toml
+++ b/rust/Cargo.toml
@@ -28,7 +28,7 @@ itertools = { workspace = true }
 tket = { workspace = true }
 
 [dev-dependencies]
-criterion = "0.7.0"
+criterion = "0.8.0"
 
 [[bench]]
 name = "bench_main"