diff --git a/catalyst-agent/Cargo.lock b/catalyst-agent/Cargo.lock
index e65601d9a..8892e3738 100644
--- a/catalyst-agent/Cargo.lock
+++ b/catalyst-agent/Cargo.lock
@@ -273,7 +273,7 @@ checksum = "fc652a48c352aef3ea3aed32080501cf3ef6ed5da78602a020c991775b0aff04"
 
 [[package]]
 name = "catalyst-agent"
-version = "1.36.0"
+version = "1.41.1"
 dependencies = [
  "aes-gcm",
  "anyhow",
@@ -1347,18 +1347,6 @@ dependencies = [
  "hybrid-array",
 ]
 
-[[package]]
-name = "internal-russh-num-bigint"
-version = "0.5.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ae8e22120c32fb4d19ec55fba35015f57095cd95a2e3b732e44457f5915b2ee8"
-dependencies = [
- "num-integer",
- "num-traits",
- "rand",
- "rand_core",
-]
-
 [[package]]
 name = "ipnet"
 version = "2.12.1"
@@ -1632,12 +1620,14 @@ dependencies = [
 
 [[package]]
 name = "num-bigint"
-version = "0.4.8"
+version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c89e69e7e0f03bea5ef08013795c25018e101932225a656383bd384495ecc367"
+checksum = "93e7820bc0a80a0238e650327316f929ba18d5be054b647490a3a6a339f3e7c0"
 dependencies = [
  "num-integer",
  "num-traits",
+ "rand",
+ "rand_core",
 ]
 
 [[package]]
@@ -2286,9 +2276,9 @@ dependencies = [
 
 [[package]]
 name = "russh"
-version = "0.62.6"
+version = "0.63.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b41043523e0edcbd4e31d00903e26f12994f63b21bae9904f7405c1ed92752a5"
+checksum = "8e134e2480f4e86f83e4aa45b4c0a9723f84beaffa694c54bdf056e74efdd7dd"
 dependencies = [
  "aes",
  "aws-lc-rs",
@@ -2317,7 +2307,6 @@ dependencies = [
  "hex-literal",
  "hmac",
  "inout",
- "internal-russh-num-bigint",
  "keccak",
  "log",
  "md5",
diff --git a/catalyst-agent/Cargo.toml b/catalyst-agent/Cargo.toml
index f765a9824..ba37f4328 100644
--- a/catalyst-agent/Cargo.toml
+++ b/catalyst-agent/Cargo.toml
@@ -38,7 +38,7 @@ tonic = "0.14"
 prost = "0.14"
 prost-types = "0.14"
 # russh 0.62 folds keys into the main crate; keep ssh-key for host-key IO helpers
-russh = "0.62"
+russh = "0.63"
 russh-sftp = "2.4"
 ssh-key = "0.7.0-rc"
 anyhow = "1"