diff --git a/Cargo.lock b/Cargo.lock
index fa62d14e..22ead653 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -21,7 +21,7 @@ version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7fc95d1bdb8e6666b2b217308eeeb09f2d6728d104be3e31916cc74d15420331"
 dependencies = [
- "generic-array 0.14.3",
+ "generic-array 0.14.4",
 ]
 
 [[package]]
@@ -390,7 +390,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4152116fd6e9dadb291ae18fc1ec3575ed6d84c29642d97890f4b4a3417297e4"
 dependencies = [
  "block-padding",
- "generic-array 0.14.3",
+ "generic-array 0.14.4",
 ]
 
 [[package]]
@@ -399,7 +399,7 @@ version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f337a3e6da609650eb74e02bc9fac7b735049f7623ab12f2e4c719316fcc7e80"
 dependencies = [
- "generic-array 0.14.3",
+ "generic-array 0.14.4",
 ]
 
 [[package]]
@@ -737,7 +737,7 @@ version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b584a330336237c1eecd3e94266efb216c56ed91225d634cb2991c5f3fd1aeab"
 dependencies = [
- "generic-array 0.14.3",
+ "generic-array 0.14.4",
  "subtle",
 ]
 
@@ -806,7 +806,7 @@ version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d3dd60d1080a57a05ab032377049e0591415d2b31afd7028356dbf3cc6dcb066"
 dependencies = [
- "generic-array 0.14.3",
+ "generic-array 0.14.4",
 ]
 
 [[package]]
@@ -1053,9 +1053,9 @@ dependencies = [
 
 [[package]]
 name = "generic-array"
-version = "0.14.3"
+version = "0.14.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "60fb4bb6bba52f78a471264d9a3b7d026cc0af47b22cd2cffbc0b787ca003e63"
+checksum = "501466ecc8a30d1d3b7fc9229b122b2ce8ed6e9d9223f1138d4babb253e51817"
 dependencies = [
  "typenum",
  "version_check",
@@ -1397,7 +1397,32 @@ dependencies = [
  "sha-1",
  "sha2",
  "sha3",
- "unsigned-varint",
+ "unsigned-varint 0.5.1",
+]
+
+[[package]]
+name = "multihash"
+version = "0.13.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4dac63698b887d2d929306ea48b63760431ff8a24fac40ddb22f9c7f49fb7cab"
+dependencies = [
+ "generic-array 0.14.4",
+ "multihash-derive",
+ "unsigned-varint 0.5.1",
+]
+
+[[package]]
+name = "multihash-derive"
+version = "0.7.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "85ee3c48cb9d9b275ad967a0e96715badc13c6029adb92f34fa17b9ff28fd81f"
+dependencies = [
+ "proc-macro-crate",
+ "proc-macro-error",
+ "proc-macro2",
+ "quote",
+ "syn",
+ "synstructure",
 ]
 
 [[package]]
@@ -1548,19 +1573,19 @@ checksum = "624a8340c38c1b80fd549087862da4ba43e08858af025b236e509b6649fc13d5"
 
 [[package]]
 name = "parity-multiaddr"
-version = "0.9.7"
+version = "0.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fbecae7b7cfaafea47ceb5253ecdd14155ca8410e3487ed86031a6c2d5c15873"
+checksum = "8bfda2e46fc5e14122649e2645645a81ee5844e0fb2e727ef560cc71a8b2d801"
 dependencies = [
  "arrayref",
  "bs58",
  "byteorder",
  "data-encoding",
- "multihash",
+ "multihash 0.13.2",
  "percent-encoding",
  "serde",
  "static_assertions",
- "unsigned-varint",
+ "unsigned-varint 0.6.0",
  "url",
 ]
 
@@ -2218,7 +2243,7 @@ dependencies = [
  "hex",
  "libsecp256k1",
  "merlin",
- "multihash",
+ "multihash 0.11.4",
  "nom",
  "num-bigint",
  "num-rational 0.3.2",
@@ -2338,7 +2363,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c80e15f898d8d8f25db24c253ea615cc14acf418ff307822995814e7d42cfa89"
 dependencies = [
  "block-cipher",
- "generic-array 0.14.3",
+ "generic-array 0.14.4",
 ]
 
 [[package]]
@@ -2649,7 +2674,7 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8326b2c654932e3e4f9196e69d08fdf7cfd718e1dc6f66b347e6024a0c961402"
 dependencies = [
- "generic-array 0.14.3",
+ "generic-array 0.14.4",
  "subtle",
 ]
 
@@ -2659,6 +2684,12 @@ version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f7fdeedbf205afadfe39ae559b75c3240f24e257d0ca27e85f85cb82aa19ac35"
 
+[[package]]
+name = "unsigned-varint"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "35581ff83d4101e58b582e607120c7f5ffb17e632a980b1f38334d76b36908b2"
+
 [[package]]
 name = "url"
 version = "2.2.0"
diff --git a/Cargo.toml b/Cargo.toml
index 4235e574..51295023 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -55,7 +55,7 @@ nom = { version = "6.1.0", default-features = false, features = ["alloc"] }
 num-bigint = { version = "0.3.1", default-features = false }
 num-rational = { version = "0.3.2", default-features = false, features = ["num-bigint"] }
 num-traits = { version = "0.2.14", default-features = false }
-parity-multiaddr = "0.9.6" # TODO: doesn't support no_std
+parity-multiaddr = "0.11.0" # TODO: doesn't support no_std
 pin-project = "1.0.4"
 prost = { version = "0.7.0", default-features = false }
 rand = { version = "0.8.3", default-features = false, features = ["std", "std_rng"] }  # TODO: rand is used in hack-y ways at the moment ; these features should be removed