diff --git a/pub_sub_lib/Cargo.lock b/pub_sub_lib/Cargo.lock
index 1ce7fc8..af8fa83 100644
--- a/pub_sub_lib/Cargo.lock
+++ b/pub_sub_lib/Cargo.lock
@@ -1,5 +1,7 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+version = 3
+
 [[package]]
 name = "aho-corasick"
 version = "0.7.10"
@@ -15,7 +17,7 @@ version = "0.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ee49baf6cb617b853aa8d93bf420db2383fab46d314482ca2803b40d5fde979b"
 dependencies = [
- "winapi 0.3.8",
+ "winapi",
 ]
 
 [[package]]
@@ -26,7 +28,7 @@ checksum = "d9b39be18770d11421cdb1b9947a45dd3f37e93092cbf377614828a319d5fee8"
 dependencies = [
  "hermit-abi",
  "libc",
- "winapi 0.3.8",
+ "winapi",
 ]
 
 [[package]]
@@ -145,22 +147,6 @@ dependencies = [
  "termcolor",
 ]
 
-[[package]]
-name = "fuchsia-zircon"
-version = "0.3.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2e9763c69ebaae630ba35f74888db465e49e259ba1bc0eda7d06f4a067615d82"
-dependencies = [
- "bitflags",
- "fuchsia-zircon-sys",
-]
-
-[[package]]
-name = "fuchsia-zircon-sys"
-version = "0.3.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3dcaa9ae7725d12cdb85b3ad99a434db70b468c09ded17e012d86b5c1010f7a7"
-
 [[package]]
 name = "futures"
 version = "0.3.4"
@@ -276,15 +262,6 @@ dependencies = [
  "quick-error",
 ]
 
-[[package]]
-name = "iovec"
-version = "0.1.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b2b3ea6ff95e175473f8ffe6a7eb7c00d054240321b84c57051175fe3c1e075e"
-dependencies = [
- "libc",
-]
-
 [[package]]
 name = "itoa"
 version = "0.4.5"
@@ -300,16 +277,6 @@ dependencies = [
  "libc",
 ]
 
-[[package]]
-name = "kernel32-sys"
-version = "0.2.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7507624b29483431c0ba2d82aece8ca6cdba9382bff4ddd0f7490560c056098d"
-dependencies = [
- "winapi 0.2.8",
- "winapi-build",
-]
-
 [[package]]
 name = "lazy_static"
 version = "1.4.0"
@@ -324,9 +291,9 @@ checksum = "b294d6fa9ee409a054354afc4352b0b9ef7ca222c69b8812cbea9e7d2bf3783f"
 
 [[package]]
 name = "libc"
-version = "0.2.68"
+version = "0.2.139"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dea0c0405123bba743ee3f91f49b1c7cfb684eef0da0a50110f758ccf24cdff0"
+checksum = "201de327520df007757c1f0adce6e827fe8562fbc28bfd9c15571c66ca1f5f79"
 
 [[package]]
 name = "libloading"
@@ -335,7 +302,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f2b111a074963af1d37a139918ac6d49ad1d0d5e47f72fd55388619691a7d753"
 dependencies = [
  "cc",
- "winapi 0.3.8",
+ "winapi",
 ]
 
 [[package]]
@@ -367,55 +334,24 @@ checksum = "3728d817d99e5ac407411fa471ff9800a778d88a24685968b36824eaf4bee400"
 
 [[package]]
 name = "mio"
-version = "0.6.21"
+version = "0.7.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "302dec22bcf6bae6dfb69c647187f4b4d0fb6f535521f7bc022430ce8e12008f"
+checksum = "8067b404fe97c70829f082dec8bcf4f71225d7eaea1d8645349cb76fa06205cc"
 dependencies = [
- "cfg-if",
- "fuchsia-zircon",
- "fuchsia-zircon-sys",
- "iovec",
- "kernel32-sys",
  "libc",
  "log",
  "miow",
- "net2",
- "slab",
- "winapi 0.2.8",
-]
-
-[[package]]
-name = "mio-uds"
-version = "0.6.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "966257a94e196b11bb43aca423754d87429960a768de9414f3691d6957abf125"
-dependencies = [
- "iovec",
- "libc",
- "mio",
+ "ntapi",
+ "winapi",
 ]
 
 [[package]]
 name = "miow"
-version = "0.2.1"
+version = "0.3.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8c1f2f3b1cf331de6896aabf6e9d55dca90356cc9960cca7eaaf408a355ae919"
+checksum = "b9f1c5b025cda876f66ef43a113f91ebc9f4ccef34843000e0adf6ebbab84e21"
 dependencies = [
- "kernel32-sys",
- "net2",
- "winapi 0.2.8",
- "ws2_32-sys",
-]
-
-[[package]]
-name = "net2"
-version = "0.2.33"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "42550d9fb7b6684a6d404d9fa7250c2eb2646df731d1c06afc06dcee9e1bcf88"
-dependencies = [
- "cfg-if",
- "libc",
- "winapi 0.3.8",
+ "winapi",
 ]
 
 [[package]]
@@ -428,6 +364,15 @@ dependencies = [
  "version_check",
 ]
 
+[[package]]
+name = "ntapi"
+version = "0.3.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7a31937dea023539c72ddae0e3571deadc1414b300483fa7aaec176168cfa9d2"
+dependencies = [
+ "winapi",
+]
+
 [[package]]
 name = "num-integer"
 version = "0.1.42"
@@ -459,6 +404,12 @@ version = "0.1.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "237844750cfbb86f67afe27eee600dfbbcb6188d734139b534cbfbf4f96792ae"
 
+[[package]]
+name = "pin-project-lite"
+version = "0.2.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e0a7ae3ac2f1173085d398531c705756c94a4c56843785df85a60c1a0afac116"
+
 [[package]]
 name = "pin-utils"
 version = "0.1.0-alpha.4"
@@ -489,11 +440,11 @@ checksum = "8e946095f9d3ed29ec38de908c22f95d9ac008e424c7bcae54c75a79c527c694"
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.10"
+version = "1.0.49"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "df246d292ff63439fea9bc8c0a270bed0e390d5ebd4db4ba15aba81111b5abe3"
+checksum = "57a8eca9f9c4ffde41714334dee777596264c7825420f521abc92b5b5deb63a5"
 dependencies = [
- "unicode-xid",
+ "unicode-ident",
 ]
 
 [[package]]
@@ -509,7 +460,7 @@ dependencies = [
  "serde",
  "serde_derive",
  "serde_json",
- "tokio",
+ "tokio 1.8.4",
  "tokio-util",
 ]
 
@@ -622,13 +573,13 @@ checksum = "8ea5119cdb4c55b55d432abb513a0429384878c15dde60cc77b1c99de1a95a6a"
 
 [[package]]
 name = "syn"
-version = "1.0.17"
+version = "1.0.107"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0df0eb663f387145cab623dea85b09c2c5b4b0aef44e945d928e682fce71bb03"
+checksum = "1f4064b5b16e03ae50984a5a8ed5d4f8803e6bc1fd170a3cda91a1be4b18e3f5"
 dependencies = [
  "proc-macro2",
  "quote",
- "unicode-xid",
+ "unicode-ident",
 ]
 
 [[package]]
@@ -666,31 +617,38 @@ checksum = "db8dcfca086c1143c9270ac42a2bbd8a7ee477b78ac8e45b19abfb0cbede4b6f"
 dependencies = [
  "libc",
  "redox_syscall",
- "winapi 0.3.8",
+ "winapi",
 ]
 
 [[package]]
 name = "tokio"
-version = "0.2.17"
+version = "0.2.25"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "39fb9142eb6e9cc37f4f29144e62618440b149a138eee01a7bbe9b9226aaf17c"
+checksum = "6703a273949a90131b290be1fe7b039d0fc884aa1935860dfcbe056f28cd8092"
 dependencies = [
  "bytes",
- "iovec",
- "lazy_static",
+ "pin-project-lite 0.1.4",
+]
+
+[[package]]
+name = "tokio"
+version = "1.8.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "50dae83881bc9b0403dd5b44ea9deed3e939856cc8722d5be37f0d6e5c6d53dd"
+dependencies = [
+ "autocfg",
  "libc",
  "mio",
- "mio-uds",
- "pin-project-lite",
- "slab",
+ "pin-project-lite 0.2.9",
  "tokio-macros",
+ "winapi",
 ]
 
 [[package]]
 name = "tokio-macros"
-version = "0.2.5"
+version = "1.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f0c3acc6aa564495a0f2e1d59fab677cd7f81a19994cfc7f3ad0e64301560389"
+checksum = "d266c00fde287f55d3f1c3e96c500c362a2b8c695076ec180f27918820bc6df8"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -707,21 +665,21 @@ dependencies = [
  "futures-core",
  "futures-sink",
  "log",
- "pin-project-lite",
- "tokio",
+ "pin-project-lite 0.1.4",
+ "tokio 0.2.25",
 ]
 
 [[package]]
-name = "unicode-width"
-version = "0.1.7"
+name = "unicode-ident"
+version = "1.0.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "caaa9d531767d1ff2150b9332433f32a24622147e5ebb1f26409d5da67afd479"
+checksum = "84a22b9f218b40614adcb3f4ff08b703773ad44fa9423e4e0d346d5db86e4ebc"
 
 [[package]]
-name = "unicode-xid"
-version = "0.2.0"
+name = "unicode-width"
+version = "0.1.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "826e7639553986605ec5979c7dd957c7895e93eabed50ab2ffa7f6128a75097c"
+checksum = "caaa9d531767d1ff2150b9332433f32a24622147e5ebb1f26409d5da67afd479"
 
 [[package]]
 name = "vec_map"
@@ -744,12 +702,6 @@ dependencies = [
  "libc",
 ]
 
-[[package]]
-name = "winapi"
-version = "0.2.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "167dc9d6949a9b857f3451275e911c3f44255842c1f7a76f33c55103a909087a"
-
 [[package]]
 name = "winapi"
 version = "0.3.8"
@@ -760,12 +712,6 @@ dependencies = [
  "winapi-x86_64-pc-windows-gnu",
 ]
 
-[[package]]
-name = "winapi-build"
-version = "0.1.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2d315eee3b34aca4797b2da6b13ed88266e6d612562a0c46390af8299fc699bc"
-
 [[package]]
 name = "winapi-i686-pc-windows-gnu"
 version = "0.4.0"
@@ -778,7 +724,7 @@ version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "70ec6ce85bb158151cae5e5c87f95a8e97d2c0c4b001223f33a334e3ce5de178"
 dependencies = [
- "winapi 0.3.8",
+ "winapi",
 ]
 
 [[package]]
@@ -786,13 +732,3 @@ name = "winapi-x86_64-pc-windows-gnu"
 version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
-
-[[package]]
-name = "ws2_32-sys"
-version = "0.2.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d59cefebd0c892fa2dd6de581e937301d8552cb44489cdff035c6187cb63fa5e"
-dependencies = [
- "winapi 0.2.8",
- "winapi-build",
-]
diff --git a/pub_sub_lib/Cargo.toml b/pub_sub_lib/Cargo.toml
index 7227028..bf95783 100644
--- a/pub_sub_lib/Cargo.toml
+++ b/pub_sub_lib/Cargo.toml
@@ -23,7 +23,7 @@ name = "manager"
 path = "src/main.rs"
 
 [dependencies]
-tokio = { version = "0.2.17", features = ["net"] }
+tokio = { version = "1.8.4", features = ["net"] }
 tokio-util = { version = "0.2", features = ["codec"] }
 futures = "0.3"
 bytes = "0.5.4"
@@ -37,6 +37,6 @@ pretty_env_logger="0.4"
 
 
 [dev-dependencies]
-tokio = {version = "0.2.11", features = ["time", "macros"] }
+tokio = {version = "1.8.4", features = ["time", "macros"] }