diff --git a/Cargo.lock b/Cargo.lock
index e5a6da72..9a501292 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -576,7 +576,19 @@ checksum = "c4567c8db10ae91089c99af84c68c38da3ec2f087c3f82960bcdbf3656b6f4d7"
 dependencies = [
  "cfg-if",
  "libc",
- "wasi",
+ "wasi 0.11.0+wasi-snapshot-preview1",
+]
+
+[[package]]
+name = "getrandom"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "71393ecc86efbf00e4ca13953979ba8b94cfe549a4b74cc26d8b62f4d8feac2b"
+dependencies = [
+ "cfg-if",
+ "libc",
+ "wasi 0.13.3+wasi-0.2.2",
+ "windows-targets",
 ]
 
 [[package]]
@@ -656,7 +668,7 @@ dependencies = [
  "pulldown-cmark",
  "quickcheck",
  "quickcheck_macros",
- "rand",
+ "rand 0.9.0",
  "serde",
  "serde_json",
  "smallvec",
@@ -1101,7 +1113,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2886843bf800fba2e3377cff24abf6379b4c4d5c6681eaf9ea5b0d15090450bd"
 dependencies = [
  "libc",
- "wasi",
+ "wasi 0.11.0+wasi-snapshot-preview1",
  "windows-sys 0.52.0",
 ]
 
@@ -1169,7 +1181,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7bb71e1b3fa6ca1c61f383464aaf2bb0e2f8e772a1f01d486832464de363b951"
 dependencies = [
  "num-traits",
- "rand",
+ "rand 0.8.5",
  "serde",
 ]
 
@@ -1254,7 +1266,7 @@ version = "0.2.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "77957b295656769bb8ad2b6a6b09d897d94f05c41b069aede1fcdaa675eaea04"
 dependencies = [
- "zerocopy",
+ "zerocopy 0.7.35",
 ]
 
 [[package]]
@@ -1293,7 +1305,7 @@ checksum = "588f6378e4dd99458b60ec275b4477add41ce4fa9f64dcba6f15adccb19b50d6"
 dependencies = [
  "env_logger",
  "log",
- "rand",
+ "rand 0.8.5",
 ]
 
 [[package]]
@@ -1322,20 +1334,29 @@ version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "34af8d1a0e25924bc5b7c43c079c942339d8f0a8b57c39049bef581b46327404"
 dependencies = [
- "libc",
- "rand_chacha",
- "rand_core",
+ "rand_core 0.6.4",
  "serde",
 ]
 
+[[package]]
+name = "rand"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3779b94aeb87e8bd4e834cee3650289ee9e0d5677f976ecdb6d219e5f4f6cd94"
+dependencies = [
+ "rand_chacha",
+ "rand_core 0.9.0",
+ "zerocopy 0.8.14",
+]
+
 [[package]]
 name = "rand_chacha"
-version = "0.3.1"
+version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e6c10a63a0fa32252be49d21e7709d4d4baf8d231c2dbce1eaa8141b9b127d88"
+checksum = "d3022b5f1df60f26e1ffddd6c66e8aa15de382ae63b3a0c1bfc0e4d3e3f325cb"
 dependencies = [
  "ppv-lite86",
- "rand_core",
+ "rand_core 0.9.0",
 ]
 
 [[package]]
@@ -1344,10 +1365,20 @@ version = "0.6.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ec0be4795e2f6a28069bec0b5ff3e2ac9bafc99e6a9a7dc3547996c5c816922c"
 dependencies = [
- "getrandom",
+ "getrandom 0.2.15",
  "serde",
 ]
 
+[[package]]
+name = "rand_core"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b08f3c9802962f7e1b25113931d94f43ed9725bebc59db9d0c3e9a23b67e15ff"
+dependencies = [
+ "getrandom 0.3.0",
+ "zerocopy 0.8.14",
+]
+
 [[package]]
 name = "rayon"
 version = "1.10.0"
@@ -1383,7 +1414,7 @@ version = "0.4.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ba009ff324d1fc1b900bd1fdb31564febe58a8ccc8a6fdbb93b543d33b13ca43"
 dependencies = [
- "getrandom",
+ "getrandom 0.2.15",
  "libredox",
  "thiserror 1.0.69",
 ]
@@ -1394,7 +1425,7 @@ version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dd6f9d3d47bdd2ad6945c5015a226ec6155d0bcdfd8f7cd29f86b71f8de99d2b"
 dependencies = [
- "getrandom",
+ "getrandom 0.2.15",
  "libredox",
  "thiserror 2.0.11",
 ]
@@ -2220,6 +2251,15 @@ version = "0.11.0+wasi-snapshot-preview1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
 
+[[package]]
+name = "wasi"
+version = "0.13.3+wasi-0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "26816d2e1a4a36a2940b96c5296ce403917633dff8f3440e9b236ed6f6bacad2"
+dependencies = [
+ "wit-bindgen-rt",
+]
+
 [[package]]
 name = "wasm-bindgen"
 version = "0.2.99"
@@ -2396,6 +2436,15 @@ dependencies = [
  "memchr",
 ]
 
+[[package]]
+name = "wit-bindgen-rt"
+version = "0.33.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3268f3d866458b787f390cf61f4bbb563b922d091359f9608842999eaee3943c"
+dependencies = [
+ "bitflags 2.6.0",
+]
+
 [[package]]
 name = "write16"
 version = "1.0.0"
@@ -2445,7 +2494,16 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1b9b4fd18abc82b8136838da5d50bae7bdea537c574d8dc1a34ed098d6c166f0"
 dependencies = [
  "byteorder",
- "zerocopy-derive",
+ "zerocopy-derive 0.7.35",
+]
+
+[[package]]
+name = "zerocopy"
+version = "0.8.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a367f292d93d4eab890745e75a778da40909cab4d6ff8173693812f79c4a2468"
+dependencies = [
+ "zerocopy-derive 0.8.14",
 ]
 
 [[package]]
@@ -2459,6 +2517,17 @@ dependencies = [
  "syn 2.0.95",
 ]
 
+[[package]]
+name = "zerocopy-derive"
+version = "0.8.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d3931cb58c62c13adec22e38686b559c86a30565e16ad6e8510a337cedc611e1"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.95",
+]
+
 [[package]]
 name = "zerofrom"
 version = "0.1.5"
diff --git a/harper-core/Cargo.toml b/harper-core/Cargo.toml
index f9600681..0b13ae34 100644
--- a/harper-core/Cargo.toml
+++ b/harper-core/Cargo.toml
@@ -27,7 +27,7 @@ levenshtein_automata = { version = "0.2.1", features = ["fst_automaton"] }
 
 [dev-dependencies]
 criterion = { version = "0.5.1", default-features = false }
-rand = "0.8.5"
+rand = "0.9.0"
 quickcheck = "1.0.3"
 quickcheck_macros = "1.0.0"