diff --git a/server/Cargo.lock b/server/Cargo.lock
index ec5ffcb..9617e61 100644
--- a/server/Cargo.lock
+++ b/server/Cargo.lock
@@ -229,16 +229,16 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "112c678d4050afce233f4f2852bb2eb519230b3cf12f33585275537d7e41578d"
 
 [[package]]
-name = "jnp-chat-project"
+name = "jnp-chat-server"
 version = "0.1.0"
 dependencies = [
- "bytes",
  "chrono",
  "colored",
  "futures",
  "mini-redis",
  "serde_json",
  "tokio",
+ "utils",
 ]
 
 [[package]]
@@ -316,6 +316,17 @@ dependencies = [
  "windows-sys",
 ]
 
+[[package]]
+name = "num-derive"
+version = "0.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "876a53fff98e03a936a674b29568b0e605f06b29372c2489ff4de23f1949743d"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "num-integer"
 version = "0.1.45"
@@ -622,16 +633,15 @@ dependencies = [
 
 [[package]]
 name = "tokio"
-version = "1.18.2"
+version = "1.18.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4903bf0427cf68dddd5aa6a93220756f8be0c34fcfa9f5e6191e103e15a31395"
+checksum = "0e050c618355082ae5a89ec63bbf897225d5ffe84c7c4e036874e4d185a5044e"
 dependencies = [
  "bytes",
  "libc",
  "memchr",
  "mio",
  "num_cpus",
- "once_cell",
  "parking_lot",
  "pin-project-lite",
  "signal-hook-registry",
@@ -766,6 +776,14 @@ version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3ed742d4ea2bd1176e236172c8429aaf54486e7ac098db29ffe6529e0ce50973"
 
+[[package]]
+name = "utils"
+version = "0.1.0"
+dependencies = [
+ "num-derive",
+ "num-traits",
+]
+
 [[package]]
 name = "valuable"
 version = "0.1.0"
diff --git a/server/Cargo.toml b/server/Cargo.toml
index 4c025c5..f5ad41f 100644
--- a/server/Cargo.toml
+++ b/server/Cargo.toml
@@ -7,7 +7,7 @@ edition = "2021"
 
 [dependencies]
 utils = { path = "../utils" }
-tokio = { version = "1.18.1", features = ["full"] }
+tokio = { version = "1.18.5", features = ["full"] }
 mini-redis = "0.4"
 futures = "0.3.21"
 serde_json = "1.0.81"