diff --git a/Cargo.lock b/Cargo.lock
index 005c643..3d5fc2d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,5 +1,7 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+version = 3
+
 [[package]]
 name = "arrayref"
 version = "0.3.6"
@@ -34,7 +36,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5180c5a20655b14a819b652fd2378fa5f1697b6c9ddad3e695c2f9cedf6df4e2"
 dependencies = [
  "backtrace-sys",
- "cfg-if",
+ "cfg-if 0.1.9",
  "libc",
  "rustc-demangle",
 ]
@@ -139,6 +141,12 @@ dependencies = [
  "iovec",
 ]
 
+[[package]]
+name = "bytes"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c4872d67bab6358e59559027aa3b9157c53d9358c51423c17554809a8858e0f8"
+
 [[package]]
 name = "c2-chacha"
 version = "0.2.2"
@@ -161,6 +169,12 @@ version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b486ce3ccf7ffd79fdeb678eac06a9e6c09fc88d33836340becb8fffe87c5e33"
 
+[[package]]
+name = "cfg-if"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
+
 [[package]]
 name = "chrono"
 version = "0.4.10"
@@ -214,7 +228,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fedcd6772e37f3da2a9af9bf12ebe046c0dfe657992377b4df982a2b54cd37a9"
 dependencies = [
  "arrayvec 0.4.11",
- "cfg-if",
+ "cfg-if 0.1.9",
  "crossbeam-utils",
  "lazy_static",
  "memoffset",
@@ -236,7 +250,7 @@ version = "0.6.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "04973fa96e96579258a5091af6003abde64af786b860f18622b82e026cca60e6"
 dependencies = [
- "cfg-if",
+ "cfg-if 0.1.9",
  "lazy_static",
 ]
 
@@ -310,14 +324,14 @@ dependencies = [
  "eos-chain",
  "eos-keys",
  "hex",
- "hyper",
+ "hyper 0.14.12",
  "hyper-tls",
  "js-sys",
  "rpc_codegen",
  "serde",
  "serde_json",
  "stdweb",
- "tokio",
+ "tokio 0.1.22",
  "wasm-bindgen",
  "wasm-bindgen-futures",
  "web-sys",
@@ -415,6 +429,21 @@ version = "0.1.29"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1b980f2816d6ee8673b6517b52cb0e808a180efc92e5c19d02cdda79066703ef"
 
+[[package]]
+name = "futures-channel"
+version = "0.3.21"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c3083ce4b914124575708913bca19bfe887522d6e2e6d0952943f5eac4a74010"
+dependencies = [
+ "futures-core",
+]
+
+[[package]]
+name = "futures-core"
+version = "0.3.21"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0c09fd04b7e4073ac7156a9539b57a484a8ea920f79c7c675d05d289ab6110d3"
+
 [[package]]
 name = "futures-cpupool"
 version = "0.1.8"
@@ -425,6 +454,24 @@ dependencies = [
  "num_cpus",
 ]
 
+[[package]]
+name = "futures-task"
+version = "0.3.21"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "57c66a976bf5909d801bbef33416c41372779507e7a6b3a5e25e4749c58f776a"
+
+[[package]]
+name = "futures-util"
+version = "0.3.21"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d8b7abd5d659d9b90c8cba917f6ec750a74e2dc23902ef9cd4cc8c8b22e6036a"
+dependencies = [
+ "futures-core",
+ "futures-task",
+ "pin-project-lite",
+ "pin-utils",
+]
+
 [[package]]
 name = "generic-array"
 version = "0.12.3"
@@ -440,7 +487,7 @@ version = "0.1.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fc344b02d3868feb131e8b5fe2b9b0a1cc42942679af493061fc13b853243872"
 dependencies = [
- "cfg-if",
+ "cfg-if 0.1.9",
  "libc",
  "wasi",
 ]
@@ -452,10 +499,10 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a5b34c246847f938a410a03c5458c7fee2274436675e76d8b903c08efc29c462"
 dependencies = [
  "byteorder",
- "bytes",
+ "bytes 0.4.12",
  "fnv",
  "futures",
- "http",
+ "http 0.1.18",
  "indexmap",
  "log",
  "slab",
@@ -505,9 +552,20 @@ version = "0.1.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "372bcb56f939e449117fb0869c2e8fd8753a8223d92a172c6e808cf123a5b6e4"
 dependencies = [
- "bytes",
+ "bytes 0.4.12",
+ "fnv",
+ "itoa 0.4.4",
+]
+
+[[package]]
+name = "http"
+version = "0.2.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "75f43d41e26995c17e71ee126451dd3941010b0514a81a9d11f3b341debc2399"
+dependencies = [
+ "bytes 1.1.0",
  "fnv",
- "itoa",
+ "itoa 1.0.2",
 ]
 
 [[package]]
@@ -516,38 +574,55 @@ version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6741c859c1b2463a423a1dbce98d418e6c3c3fc720fb0d45528657320920292d"
 dependencies = [
- "bytes",
+ "bytes 0.4.12",
  "futures",
- "http",
+ "http 0.1.18",
  "tokio-buf",
 ]
 
+[[package]]
+name = "http-body"
+version = "0.4.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d5f38f16d184e36f2408a55281cd658ecbd3ca05cce6d6510a176eca393e26d1"
+dependencies = [
+ "bytes 1.1.0",
+ "http 0.2.8",
+ "pin-project-lite",
+]
+
 [[package]]
 name = "httparse"
-version = "1.3.4"
+version = "1.7.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "496ce29bb5a52785b44e0f7ca2847ae0bb839c9bd28f69acac9b99d461c0c04c"
+
+[[package]]
+name = "httpdate"
+version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cd179ae861f0c2e53da70d892f5f3029f9594be0c41dc5269cd371691b1dc2f9"
+checksum = "c4a1e36c821dbe04574f602848a19f742f4fb3c98d40449f11bcad18d6b17421"
 
 [[package]]
 name = "hyper"
-version = "0.12.34"
+version = "0.12.35"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "898a87371a3999b2f731b9af636cd76aa20de10e69c2daf3e71388326b619fe0"
+checksum = "9dbe6ed1438e1f8ad955a4701e9a944938e9519f6888d12d8558b645e247d5f6"
 dependencies = [
- "bytes",
+ "bytes 0.4.12",
  "futures",
  "futures-cpupool",
  "h2",
- "http",
- "http-body",
+ "http 0.1.18",
+ "http-body 0.1.0",
  "httparse",
  "iovec",
- "itoa",
+ "itoa 0.4.4",
  "log",
  "net2",
  "rustc_version",
  "time",
- "tokio",
+ "tokio 0.1.22",
  "tokio-buf",
  "tokio-executor",
  "tokio-io",
@@ -555,7 +630,29 @@ dependencies = [
  "tokio-tcp",
  "tokio-threadpool",
  "tokio-timer",
- "want",
+ "want 0.2.0",
+]
+
+[[package]]
+name = "hyper"
+version = "0.14.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "13f67199e765030fa08fe0bd581af683f0d5bc04ea09c2b1102012c5fb90e7fd"
+dependencies = [
+ "bytes 1.1.0",
+ "futures-channel",
+ "futures-core",
+ "futures-util",
+ "http 0.2.8",
+ "http-body 0.4.5",
+ "httparse",
+ "httpdate",
+ "itoa 0.4.4",
+ "pin-project-lite",
+ "tokio 1.19.2",
+ "tower-service",
+ "tracing",
+ "want 0.3.0",
 ]
 
 [[package]]
@@ -564,9 +661,9 @@ version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3a800d6aa50af4b5850b2b0f659625ce9504df908e9733b635720483be26174f"
 dependencies = [
- "bytes",
+ "bytes 0.4.12",
  "futures",
- "hyper",
+ "hyper 0.12.35",
  "native-tls",
  "tokio-io",
 ]
@@ -593,6 +690,12 @@ version = "0.4.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "501266b7edd0174f8530248f87f99c88fbe60ca4ef3dd486835b8d8d53136f7f"
 
+[[package]]
+name = "itoa"
+version = "1.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "112c678d4050afce233f4f2852bb2eb519230b3cf12f33585275537d7e41578d"
+
 [[package]]
 name = "js-sys"
 version = "0.3.27"
@@ -655,7 +758,7 @@ version = "0.4.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "14b6052be84e6b71ab17edffc2eeabf5c2c3ae1fdb464aae35ac50c67a44e1f7"
 dependencies = [
- "cfg-if",
+ "cfg-if 0.1.9",
 ]
 
 [[package]]
@@ -738,7 +841,7 @@ version = "0.2.33"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "42550d9fb7b6684a6d404d9fa7250c2eb2646df731d1c06afc06dcee9e1bcf88"
 dependencies = [
- "cfg-if",
+ "cfg-if 0.1.9",
  "libc",
  "winapi 0.3.8",
 ]
@@ -787,6 +890,12 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "once_cell"
+version = "1.12.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7709cef83f0c1f58f666e746a08b21e0085f7440fa6a29cc194d68aac97a4225"
+
 [[package]]
 name = "opaque-debug"
 version = "0.2.3"
@@ -800,7 +909,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8152bb5a9b5b721538462336e3bef9a539f892715e5037fda0f984577311af15"
 dependencies = [
  "bitflags",
- "cfg-if",
+ "cfg-if 0.1.9",
  "foreign-types",
  "lazy_static",
  "libc",
@@ -883,6 +992,18 @@ dependencies = [
  "winapi 0.3.8",
 ]
 
+[[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"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
+
 [[package]]
 name = "pkg-config"
 version = "0.3.15"
@@ -1231,7 +1352,7 @@ version = "1.0.41"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2f72eb2a68a7dc3f9a691bfda9305a1c017a6215e5a4545c258500d2099a37c2"
 dependencies = [
- "itoa",
+ "itoa 0.4.4",
  "ryu",
  "serde",
 ]
@@ -1335,7 +1456,7 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d24114bfcceb867ca7f71a0d3fe45d45619ec47a6fbfa98cb14e14250bfa5d6d"
 dependencies = [
- "bytes",
+ "bytes 0.4.12",
 ]
 
 [[package]]
@@ -1396,7 +1517,7 @@ version = "3.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7a6e24d9338a0a5be79593e2fa15a648add6138caa803e2d5bc782c371732ca9"
 dependencies = [
- "cfg-if",
+ "cfg-if 0.1.9",
  "libc",
  "rand 0.7.0",
  "redox_syscall",
@@ -1421,7 +1542,7 @@ version = "0.1.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5a09c0b5bb588872ab2f09afa13ee6e9dac11e10a0ec9e8e3ba39a5a5d530af6"
 dependencies = [
- "bytes",
+ "bytes 0.4.12",
  "futures",
  "mio",
  "num_cpus",
@@ -1439,13 +1560,22 @@ dependencies = [
  "tokio-uds",
 ]
 
+[[package]]
+name = "tokio"
+version = "1.19.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c51a52ed6686dd62c320f9b89299e9dfb46f730c7a48e635c19f21d116cb1439"
+dependencies = [
+ "pin-project-lite",
+]
+
 [[package]]
 name = "tokio-buf"
 version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8fb220f46c53859a4b7ec083e41dec9778ff0b1851c0942b211edb89e0ccdc46"
 dependencies = [
- "bytes",
+ "bytes 0.4.12",
  "either",
  "futures",
 ]
@@ -1456,7 +1586,7 @@ version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5c501eceaf96f0e1793cf26beb63da3d11c738c4a943fdf3746d81d64684c39f"
 dependencies = [
- "bytes",
+ "bytes 0.4.12",
  "futures",
  "tokio-io",
 ]
@@ -1498,7 +1628,7 @@ version = "0.1.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5090db468dad16e1a7a54c8c67280c5e4b544f3d3e018f0b913b400261f85926"
 dependencies = [
- "bytes",
+ "bytes 0.4.12",
  "futures",
  "log",
 ]
@@ -1538,7 +1668,7 @@ version = "0.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1d14b10654be682ac43efee27401d792507e30fd8d26389e1da3b185de2e4119"
 dependencies = [
- "bytes",
+ "bytes 0.4.12",
  "futures",
  "iovec",
  "mio",
@@ -1581,7 +1711,7 @@ version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f02298505547f73e60f568359ef0d016d5acd6e830ab9bc7c4a5b3403440121b"
 dependencies = [
- "bytes",
+ "bytes 0.4.12",
  "futures",
  "log",
  "mio",
@@ -1596,7 +1726,7 @@ version = "0.2.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "037ffc3ba0e12a0ab4aca92e5234e0dedeb48fddf6ccd260f1f150a36a9f2445"
 dependencies = [
- "bytes",
+ "bytes 0.4.12",
  "futures",
  "iovec",
  "libc",
@@ -1617,6 +1747,32 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "tower-service"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "360dfd1d6d30e05fda32ace2c8c70e9c0a9da713275777f5a4dbb8a1893930c6"
+
+[[package]]
+name = "tracing"
+version = "0.1.35"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a400e31aa60b9d44a52a8ee0343b5b18566b03a8321e0d321f695cf56e940160"
+dependencies = [
+ "cfg-if 1.0.0",
+ "pin-project-lite",
+ "tracing-core",
+]
+
+[[package]]
+name = "tracing-core"
+version = "0.1.27"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7709595b8878a4965ce5e87ebf880a7d39c9afc6837721b21a5a816a8117d921"
+dependencies = [
+ "once_cell",
+]
+
 [[package]]
 name = "try-lock"
 version = "0.2.2"
@@ -1670,6 +1826,16 @@ dependencies = [
  "try-lock",
 ]
 
+[[package]]
+name = "want"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1ce8a968cb1cd110d136ff8b819a556d6fb6d919363c61534f6860c7eb172ba0"
+dependencies = [
+ "log",
+ "try-lock",
+]
+
 [[package]]
 name = "wasi"
 version = "0.5.0"
@@ -1682,7 +1848,7 @@ version = "0.2.50"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dcddca308b16cd93c2b67b126c688e5467e4ef2e28200dc7dfe4ae284f2faefc"
 dependencies = [
- "cfg-if",
+ "cfg-if 0.1.9",
  "serde",
  "serde_json",
  "wasm-bindgen-macro",
@@ -1709,7 +1875,7 @@ version = "0.3.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "83420b37346c311b9ed822af41ec2e82839bfe99867ec6c54e2da43b7538771c"
 dependencies = [
- "cfg-if",
+ "cfg-if 0.1.9",
  "futures",
  "js-sys",
  "wasm-bindgen",
diff --git a/rpc/Cargo.toml b/rpc/Cargo.toml
index 6e94f51..134dc30 100644
--- a/rpc/Cargo.toml
+++ b/rpc/Cargo.toml
@@ -6,7 +6,7 @@ edition = "2018"
 
 [dependencies]
 hex = { version = "0.4", default-features = false }
-hyper = { version = "0.12", optional = true }
+hyper = { version = "0.14", optional = true }
 hyper-tls = { version = "0.3", optional = true }
 js-sys = { version = "0.3.5", optional = true }
 chain = { package = "eos-chain", path = "../chain" }