diff --git a/Cargo.lock b/Cargo.lock
index fb75c187..f18f0e93 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -10,58 +10,39 @@ checksum = "aae1277d39aeec15cb388266ecc24b11c80469deae6067e17a1a7aa9e5c1f234"
 
 [[package]]
 name = "aead"
-version = "0.3.2"
+version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7fc95d1bdb8e6666b2b217308eeeb09f2d6728d104be3e31916cc74d15420331"
+checksum = "922b33332f54fc0ad13fa3e514601e8d30fb54e1f3eadc36643f6526db645621"
 dependencies = [
  "generic-array 0.14.4",
 ]
 
 [[package]]
 name = "aes"
-version = "0.5.0"
+version = "0.7.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dd2bc6d3f370b5666245ff421e231cba4353df936e26986d2918e61a8fd6aef6"
+checksum = "bbda1ffd586ec58bdbc3290f9243c1d05bec1abf49ec15e4bc3d60070b7d9d11"
 dependencies = [
- "aes-soft",
- "aesni",
- "block-cipher",
+ "cfg-if 1.0.0",
+ "cipher",
+ "cpufeatures",
+ "opaque-debug 0.3.0",
 ]
 
 [[package]]
 name = "aes-gcm"
-version = "0.7.0"
+version = "0.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0301c9e9c443494d970a07885e8cf3e587bae8356a1d5abd0999068413f7205f"
+checksum = "1ee2263805ba4537ccbb19db28525a7b1ebc7284c228eb5634c3124ca63eb03f"
 dependencies = [
  "aead",
  "aes",
- "block-cipher",
+ "cipher",
+ "ctr",
  "ghash",
  "subtle 2.4.0",
 ]
 
-[[package]]
-name = "aes-soft"
-version = "0.5.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "63dd91889c49327ad7ef3b500fd1109dbd3c509a03db0d4a9ce413b79f575cb6"
-dependencies = [
- "block-cipher",
- "byteorder",
- "opaque-debug 0.3.0",
-]
-
-[[package]]
-name = "aesni"
-version = "0.8.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0a6fe808308bb07d393e2ea47780043ec47683fcf19cf5efc8ca51c50cc8c68a"
-dependencies = [
- "block-cipher",
- "opaque-debug 0.3.0",
-]
-
 [[package]]
 name = "ahash"
 version = "0.4.7"
@@ -455,15 +436,6 @@ dependencies = [
  "generic-array 0.14.4",
 ]
 
-[[package]]
-name = "block-cipher"
-version = "0.8.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f337a3e6da609650eb74e02bc9fac7b735049f7623ab12f2e4c719316fcc7e80"
-dependencies = [
- "generic-array 0.14.4",
-]
-
 [[package]]
 name = "block-padding"
 version = "0.1.5"
@@ -583,24 +555,26 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
 [[package]]
 name = "chacha20"
-version = "0.5.0"
+version = "0.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "244fbce0d47e97e8ef2f63b81d5e05882cb518c68531eb33194990d7b7e85845"
+checksum = "fee7ad89dc1128635074c268ee661f90c3f7e83d9fd12910608c36b47d6c3412"
 dependencies = [
- "stream-cipher",
+ "cfg-if 1.0.0",
+ "cipher",
+ "cpufeatures",
  "zeroize",
 ]
 
 [[package]]
 name = "chacha20poly1305"
-version = "0.6.0"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9bf18d374d66df0c05cdddd528a7db98f78c28e2519b120855c4f84c5027b1f5"
+checksum = "1580317203210c517b6d44794abfbe600698276db18127e37ad3e69bf5e848e5"
 dependencies = [
  "aead",
  "chacha20",
+ "cipher",
  "poly1305",
- "stream-cipher",
  "zeroize",
 ]
 
@@ -617,6 +591,15 @@ dependencies = [
  "winapi 0.3.9",
 ]
 
+[[package]]
+name = "cipher"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7ee52072ec15386f770805afd189a01c8841be8696bed250fa2f13c4c0d6dfb7"
+dependencies = [
+ "generic-array 0.14.4",
+]
+
 [[package]]
 name = "clap"
 version = "2.33.3"
@@ -697,9 +680,9 @@ checksum = "245097e9a4535ee1e3e3931fcfcd55a796a44c643e8596ff6566d68f09b87bbc"
 
 [[package]]
 name = "cpufeatures"
-version = "0.1.1"
+version = "0.1.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dec1028182c380cc45a2e2c5ec841134f2dfd0f8f5f0a5bcd68004f81b5efdf4"
+checksum = "ed00c67cb5d0a7d64a44f6ad2668db7e7530311dd53ea79bcd4fb022c64911c8"
 dependencies = [
  "libc",
 ]
@@ -710,12 +693,6 @@ version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8aebca1129a03dc6dc2b127edd729435bbc4a37e1d5f4d7513165089ceb02634"
 
-[[package]]
-name = "cpuid-bool"
-version = "0.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dcb25d077389e53838a8158c8e99174c5a9d902dee4904320db714f3c653ffba"
-
 [[package]]
 name = "crc32fast"
 version = "1.2.1"
@@ -817,6 +794,15 @@ dependencies = [
  "memchr",
 ]
 
+[[package]]
+name = "ctr"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a232f92a03f37dd7d7dd2adc67166c77e9cd88de5b019b9a9eecfaeaf7bfd481"
+dependencies = [
+ "cipher",
+]
+
 [[package]]
 name = "curve25519-dalek"
 version = "3.1.0"
@@ -858,7 +844,7 @@ dependencies = [
  "proc-macro2 0.4.30",
  "quote 0.6.13",
  "regex",
- "rustc_version",
+ "rustc_version 0.2.3",
  "syn 0.15.44",
 ]
 
@@ -1297,9 +1283,9 @@ dependencies = [
 
 [[package]]
 name = "ghash"
-version = "0.3.1"
+version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "97304e4cd182c3846f7575ced3890c53012ce534ad9114046b0a9e00bb30a375"
+checksum = "5f6fb2a26dd2ebd268a68bc8e9acc9e67e487952f33384055a1cbe697514c64e"
 dependencies = [
  "opaque-debug 0.3.0",
  "polyval",
@@ -1752,6 +1738,26 @@ name = "libp2p"
 version = "0.37.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "08053fbef67cd777049ef7a95ebaca2ece370b4ed7712c3fa404d69a88cb741b"
+dependencies = [
+ "atomic",
+ "bytes 1.0.1",
+ "futures",
+ "lazy_static",
+ "libp2p-core",
+ "libp2p-swarm",
+ "libp2p-swarm-derive",
+ "parity-multiaddr",
+ "parking_lot 0.11.1",
+ "pin-project 1.0.5",
+ "smallvec",
+ "wasm-timer",
+]
+
+[[package]]
+name = "libp2p"
+version = "0.38.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ebbb17eece4aec5bb970880c73825c16ca59ca05a4e41803751e68c7e5f0c618"
 dependencies = [
  "atomic",
  "bytes 1.0.1",
@@ -1779,15 +1785,15 @@ name = "libp2p-async-await"
 version = "0.1.0"
 source = "git+https://github.com/comit-network/rust-libp2p-async-await#50e781b12bbeda7986c0cada090f171f41093144"
 dependencies = [
- "libp2p",
+ "libp2p 0.37.1",
  "log 0.4.14",
 ]
 
 [[package]]
 name = "libp2p-core"
-version = "0.28.2"
+version = "0.28.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "71dd51b562e14846e65bad00e5808d0644376e6588668c490d3c48e1dfeb4a9a"
+checksum = "554d3e7e9e65f939d66b75fd6a4c67f258fe250da61b91f46c545fc4a89b51d9"
 dependencies = [
  "asn1_der",
  "bs58",
@@ -1850,9 +1856,9 @@ dependencies = [
 
 [[package]]
 name = "libp2p-noise"
-version = "0.30.0"
+version = "0.31.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "36db0f0db3b0433f5b9463f1c0cd9eadc0a3734a9170439ce501ff99733a88bd"
+checksum = "57a2aa6fc4e6855eaf9ea1941a14f7ec4df35636fb6b85951e17481df8dcecf6"
 dependencies = [
  "bytes 1.0.1",
  "curve25519-dalek",
@@ -1862,7 +1868,7 @@ dependencies = [
  "log 0.4.14",
  "prost",
  "prost-build",
- "rand 0.7.3",
+ "rand 0.8.3",
  "sha2 0.9.5",
  "snow",
  "static_assertions",
@@ -2524,6 +2530,15 @@ version = "2.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d4fd5641d01c8f18a23da7b6fe29298ff4b55afcccdf78973b24cf3175fee32e"
 
+[[package]]
+name = "pest"
+version = "2.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "10f4872ae94d7b90ae48754df22fd42ad52ce740b8f370b03da4835417403e53"
+dependencies = [
+ "ucd-trie",
+]
+
 [[package]]
 name = "petgraph"
 version = "0.5.1"
@@ -2600,21 +2615,22 @@ checksum = "3831453b3449ceb48b6d9c7ad7c96d5ea673e9b470a1dc578c2ce6521230884c"
 
 [[package]]
 name = "poly1305"
-version = "0.6.2"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4b7456bc1ad2d4cf82b3a016be4c2ac48daf11bf990c1603ebd447fe6f30fca8"
+checksum = "4fe800695325da85083cd23b56826fccb2e2dc29b218e7811a6f33bc93f414be"
 dependencies = [
- "cpuid-bool 0.2.0",
+ "cpufeatures",
+ "opaque-debug 0.3.0",
  "universal-hash",
 ]
 
 [[package]]
 name = "polyval"
-version = "0.4.5"
+version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "eebcc4aa140b9abd2bc40d9c3f7ccec842679cd79045ac3a7ac698c1a064b7cd"
+checksum = "864231b0b86ce05168a8e6da0fea2e67275dacf25f75b00a62cfd341aab904a9"
 dependencies = [
- "cpuid-bool 0.2.0",
+ "cpufeatures",
  "opaque-debug 0.3.0",
  "universal-hash",
 ]
@@ -3233,7 +3249,16 @@ version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "138e3e0acb6c9fb258b19b67cb8abd63c00679d2851805ea151465464fe9030a"
 dependencies = [
- "semver",
+ "semver 0.9.0",
+]
+
+[[package]]
+name = "rustc_version"
+version = "0.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f0dfe2087c51c460008730de8b57e6a320782fbfb312e1f4d520e6c6fae155ee"
+dependencies = [
+ "semver 0.11.0",
 ]
 
 [[package]]
@@ -3373,7 +3398,16 @@ version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1d7eb9ef2c18661902cc47e535f9bc51b78acd254da71d375c2f6720d9a40403"
 dependencies = [
- "semver-parser",
+ "semver-parser 0.7.0",
+]
+
+[[package]]
+name = "semver"
+version = "0.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f301af10236f6df4160f7c3f04eec6dbc70ace82d23326abad5edee88801c6b6"
+dependencies = [
+ "semver-parser 0.10.2",
 ]
 
 [[package]]
@@ -3382,6 +3416,15 @@ version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
 
+[[package]]
+name = "semver-parser"
+version = "0.10.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "00b0bef5b7f9e0df16536d3961cfb6e84331c065b4066afb39768d0e319411f7"
+dependencies = [
+ "pest",
+]
+
 [[package]]
 name = "serde"
 version = "1.0.126"
@@ -3475,7 +3518,7 @@ checksum = "dfebf75d25bd900fd1e7d11501efab59bc846dbc76196839663e6637bba9f25f"
 dependencies = [
  "block-buffer 0.9.0",
  "cfg-if 1.0.0",
- "cpuid-bool 0.1.2",
+ "cpuid-bool",
  "digest 0.9.0",
  "opaque-debug 0.3.0",
 ]
@@ -3591,17 +3634,17 @@ checksum = "fe0f37c9e8f3c5a4a66ad655a93c74daac4ad00c441533bf5c6e7990bb42604e"
 
 [[package]]
 name = "snow"
-version = "0.7.2"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "795dd7aeeee24468e5a32661f6d27f7b5cbed802031b2d7640c7b10f8fb2dd50"
+checksum = "6142f7c25e94f6fd25a32c3348ec230df9109b463f59c8c7acc4bd34936babb7"
 dependencies = [
  "aes-gcm",
  "blake2",
  "chacha20poly1305",
- "rand 0.7.3",
- "rand_core 0.5.1",
+ "rand 0.8.3",
+ "rand_core 0.6.2",
  "ring",
- "rustc_version",
+ "rustc_version 0.3.3",
  "sha2 0.9.5",
  "subtle 2.4.0",
  "x25519-dalek",
@@ -3693,7 +3736,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d022496b16281348b52d0e30ae99e01a73d737b2f45d38fed4edf79f9325a1d5"
 dependencies = [
  "discard",
- "rustc_version",
+ "rustc_version 0.2.3",
  "stdweb-derive",
  "stdweb-internal-macros",
  "stdweb-internal-runtime",
@@ -3735,16 +3778,6 @@ version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "213701ba3370744dcd1a12960caa4843b3d68b4d1c0a5d575e0d65b2ee9d16c0"
 
-[[package]]
-name = "stream-cipher"
-version = "0.7.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c80e15f898d8d8f25db24c253ea615cc14acf418ff307822995814e7d42cfa89"
-dependencies = [
- "block-cipher",
- "generic-array 0.14.4",
-]
-
 [[package]]
 name = "strsim"
 version = "0.8.0"
@@ -3836,7 +3869,7 @@ dependencies = [
  "get-port",
  "hyper 0.14.7",
  "itertools 0.10.0",
- "libp2p",
+ "libp2p 0.38.0",
  "libp2p-async-await",
  "miniscript",
  "monero",
@@ -4424,6 +4457,12 @@ version = "1.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "879f6906492a7cd215bfa4cf595b600146ccfac0c79bcbd1f3000162af5e8b06"
 
+[[package]]
+name = "ucd-trie"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "56dee185309b50d1f11bfedef0fe6d036842e3fb77413abef29f8f8d1c5d4c1c"
+
 [[package]]
 name = "uint"
 version = "0.9.0"
diff --git a/swap/Cargo.toml b/swap/Cargo.toml
index 00eb0d99..fa77b290 100644
--- a/swap/Cargo.toml
+++ b/swap/Cargo.toml
@@ -29,7 +29,7 @@ ecdsa_fun = { git = "https://github.com/LLFourn/secp256kfun", features = [ "libs
 ed25519-dalek = "1"
 futures = { version = "0.3", default-features = false }
 itertools = "0.10"
-libp2p = { version = "0.37", default-features = false, features = [ "tcp-tokio", "yamux", "mplex", "dns-tokio", "noise", "request-response", "websocket" ] }
+libp2p = { version = "0.38", default-features = false, features = [ "tcp-tokio", "yamux", "mplex", "dns-tokio", "noise", "request-response", "websocket" ] }
 libp2p-async-await = { git = "https://github.com/comit-network/rust-libp2p-async-await" }
 miniscript = { version = "5", features = [ "serde" ] }
 monero = { version = "0.12", features = [ "serde_support" ] }