diff --git a/jg-launcher/Cargo.lock b/jg-launcher/Cargo.lock
index 3c5d5bb..9a1f0d7 100644
--- a/jg-launcher/Cargo.lock
+++ b/jg-launcher/Cargo.lock
@@ -80,6 +80,17 @@ version = "1.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9330f8b2ff13f34540b44e946ef35111825727b38d33286ef986142615121801"
 
+[[package]]
+name = "chacha20"
+version = "0.10.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d524456ba66e72eb8b115ff89e01e497f8e6d11d78b70b1aa13c0fbd97540a81"
+dependencies = [
+ "cfg-if",
+ "cpufeatures",
+ "rand_core",
+]
+
 [[package]]
 name = "cipher"
 version = "0.5.2"
@@ -243,6 +254,7 @@ dependencies = [
  "js-sys",
  "libc",
  "r-efi 6.0.0",
+ "rand_core",
  "wasm-bindgen",
 ]
 
@@ -541,15 +553,6 @@ version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "efca4c95a19a79d1c98f791f10aebd5c1363b473244630bb7dbde1dc98455a24"
 
-[[package]]
-name = "ppv-lite86"
-version = "0.2.21"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "85eae3c4ed2f50dcfe72643da4befc30deadb458a9b590d720cde2f2b1e97da9"
-dependencies = [
- "zerocopy",
-]
-
 [[package]]
 name = "proc-macro2"
 version = "1.0.106"
@@ -582,33 +585,20 @@ checksum = "f8dcc9c7d52a811697d2151c701e0d08956f92b0e24136cf4cf27b57a6a0d9bf"
 
 [[package]]
 name = "rand"
-version = "0.8.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "22f6172bdec972074665ed81ed53b71da00bfc44b65a753cfde883ec4c702a1a"
-dependencies = [
- "libc",
- "rand_chacha",
- "rand_core",
-]
-
-[[package]]
-name = "rand_chacha"
-version = "0.3.1"
+version = "0.10.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e6c10a63a0fa32252be49d21e7709d4d4baf8d231c2dbce1eaa8141b9b127d88"
+checksum = "c7f5fa3a058cd35567ef9bfa5e75732bee0f9e4c55fa90477bef2dfcdbc4be80"
 dependencies = [
- "ppv-lite86",
+ "chacha20",
+ "getrandom 0.4.3",
  "rand_core",
 ]
 
 [[package]]
 name = "rand_core"
-version = "0.6.4"
+version = "0.10.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ec0be4795e2f6a28069bec0b5ff3e2ac9bafc99e6a9a7dc3547996c5c816922c"
-dependencies = [
- "getrandom 0.2.17",
-]
+checksum = "63b8176103e19a2643978565ca18b50549f6101881c443590420e4dc998a3c69"
 
 [[package]]
 name = "ring"
@@ -1049,26 +1039,6 @@ version = "0.51.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d7249219f66ced02969388cf2bb044a09756a083d0fab1e566056b04d9fbcaa5"
 
-[[package]]
-name = "zerocopy"
-version = "0.8.40"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a789c6e490b576db9f7e6b6d661bcc9799f7c0ac8352f56ea20193b2681532e5"
-dependencies = [
- "zerocopy-derive",
-]
-
-[[package]]
-name = "zerocopy-derive"
-version = "0.8.40"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f65c489a7071a749c849713807783f70672b28094011623e200cb86dcb835953"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn",
-]
-
 [[package]]
 name = "zeroize"
 version = "1.8.2"
diff --git a/jg-launcher/Cargo.toml b/jg-launcher/Cargo.toml
index 3b2399d..ffe2a43 100644
--- a/jg-launcher/Cargo.toml
+++ b/jg-launcher/Cargo.toml
@@ -22,7 +22,7 @@ lazy_static="1.5.0"
 jclass = "0.1"
 glob = "0.3"
 lz4 = "1.28.1"
-rand="0.8.7"
+rand="0.10.2"
 
 [target.'cfg(windows)'.dependencies.winapi]
 version = "0.3"
@@ -36,7 +36,7 @@ tikv-jemallocator = "0.7.0"
 
 
 [build-dependencies]
-rand="0.8.7"
+rand="0.10.2"
 cc = "1.0"
 java-locator="0.1"
 #sha2 = "0.10"