diff --git a/Cargo.lock b/Cargo.lock
index 579bd13..ee03116 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -153,7 +153,7 @@ dependencies = [
  "ndarray",
  "ndarray-rand",
  "proptest",
- "rand",
+ "rand 0.10.2",
  "serde",
  "serde_json",
  "thiserror 2.0.18",
@@ -221,6 +221,17 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "613afe47fcd5fac7ccf1db93babcb082c5994d996f20b8b159f2ad1658eb5724"
 
+[[package]]
+name = "chacha20"
+version = "0.10.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d524456ba66e72eb8b115ff89e01e497f8e6d11d78b70b1aa13c0fbd97540a81"
+dependencies = [
+ "cfg-if",
+ "cpufeatures 0.3.0",
+ "rand_core 0.10.1",
+]
+
 [[package]]
 name = "chrono"
 version = "0.4.45"
@@ -350,6 +361,15 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "cpufeatures"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8b2a41393f66f16b0823bb79094d54ac5fbd34ab292ddafb9a0456ac9f87d201"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "criterion"
 version = "0.8.2"
@@ -495,7 +515,7 @@ dependencies = [
  "ndarray",
  "ndarray-rand",
  "proptest",
- "rand",
+ "rand 0.10.2",
  "rand_distr",
  "rayon",
  "serde",
@@ -691,6 +711,7 @@ dependencies = [
  "cfg-if",
  "libc",
  "r-efi 6.0.0",
+ "rand_core 0.10.1",
  "wasip2",
  "wasip3",
 ]
@@ -1193,7 +1214,7 @@ dependencies = [
  "ndarray",
  "ndarray-rand",
  "proptest",
- "rand",
+ "rand 0.10.2",
  "rand_distr",
  "rayon",
  "serde",
@@ -1261,7 +1282,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "180f724d496e84764e8ecf28fbe1da74ef231ec4ba15be65a9100be8445d73e3"
 dependencies = [
  "ndarray",
- "rand",
+ "rand 0.9.5",
  "rand_distr",
 ]
 
@@ -1511,7 +1532,7 @@ dependencies = [
  "bit-vec",
  "bitflags",
  "num-traits",
- "rand",
+ "rand 0.9.5",
  "rand_chacha",
  "rand_xorshift",
  "regex-syntax",
@@ -1556,7 +1577,7 @@ dependencies = [
  "bytes",
  "getrandom 0.3.4",
  "lru-slab",
- "rand",
+ "rand 0.9.5",
  "ring",
  "rustc-hash",
  "rustls",
@@ -1605,12 +1626,23 @@ checksum = "f8dcc9c7d52a811697d2151c701e0d08956f92b0e24136cf4cf27b57a6a0d9bf"
 
 [[package]]
 name = "rand"
-version = "0.9.4"
+version = "0.9.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "44c5af06bb1b7d3216d91932aed5265164bf384dc89cd6ba05cf59a35f5f76ea"
+checksum = "b9ef1d0d795eb7d84685bca4f72f3649f064e6641543d3a8c415898726a57b41"
 dependencies = [
  "rand_chacha",
- "rand_core",
+ "rand_core 0.9.5",
+]
+
+[[package]]
+name = "rand"
+version = "0.10.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c7f5fa3a058cd35567ef9bfa5e75732bee0f9e4c55fa90477bef2dfcdbc4be80"
+dependencies = [
+ "chacha20",
+ "getrandom 0.4.2",
+ "rand_core 0.10.1",
 ]
 
 [[package]]
@@ -1620,7 +1652,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d3022b5f1df60f26e1ffddd6c66e8aa15de382ae63b3a0c1bfc0e4d3e3f325cb"
 dependencies = [
  "ppv-lite86",
- "rand_core",
+ "rand_core 0.9.5",
 ]
 
 [[package]]
@@ -1632,6 +1664,12 @@ dependencies = [
  "getrandom 0.3.4",
 ]
 
+[[package]]
+name = "rand_core"
+version = "0.10.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "63b8176103e19a2643978565ca18b50549f6101881c443590420e4dc998a3c69"
+
 [[package]]
 name = "rand_distr"
 version = "0.5.1"
@@ -1639,7 +1677,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6a8615d50dcf34fa31f7ab52692afec947c4dd0ab803cc87cb3b0b4570ff7463"
 dependencies = [
  "num-traits",
- "rand",
+ "rand 0.9.5",
 ]
 
 [[package]]
@@ -1648,7 +1686,7 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "513962919efc330f829edb2535844d1b912b0fbe2ca165d613e4e8788bb05a5a"
 dependencies = [
- "rand_core",
+ "rand_core 0.9.5",
 ]
 
 [[package]]
@@ -2014,7 +2052,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a7507d819769d01a365ab707794a4084392c824f54a7a6a7862f8c3d0892b283"
 dependencies = [
  "cfg-if",
- "cpufeatures",
+ "cpufeatures 0.2.17",
  "digest",
 ]
 
diff --git a/Cargo.toml b/Cargo.toml
index bff7b3e..ba54743 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -29,7 +29,7 @@ ndarray-rand = "0.16"
 # ndarray-rand's). Revert until ndarray-rand ships a rand-0.10-compatible release.
 # NB: dependabot re-bumped this to 0.10 in #175 (build re-broke); reverted again
 # here. Consider a dependabot ignore for rand until ndarray-rand catches up.
-rand = "0.9"
+rand = "0.10"
 rand_distr = "0.5"
 rayon = "1.12"