diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5e51a391..a4f2e83a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 - Use varints instead of fixed sized (4 byte) integers to delimit plaintext 2.0 messages to align implementation with the specification.
 
+# Version 0.13.1 (2019-11-13)
+
+- Maintenance release to bump dependencies and deal with an accidental breaking change in multihash 0.1.4.
+
 # Version 0.13.0 (2019-11-05)
 
 - Reworked the transport upgrade API. See https://github.com/libp2p/rust-libp2p/pull/1240 for more information.
diff --git a/Cargo.toml b/Cargo.toml
index e8c44fe1..596325e6 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -2,7 +2,7 @@
 name = "libp2p"
 edition = "2018"
 description = "Peer-to-peer networking library"
-version = "0.13.0"
+version = "0.13.1"
 authors = ["Parity Technologies <admin@parity.io>"]
 license = "MIT"
 repository = "https://github.com/libp2p/rust-libp2p"
@@ -16,16 +16,16 @@ secp256k1 = ["libp2p-core/secp256k1", "libp2p-secio/secp256k1"]
 [dependencies]
 bytes = "0.4"
 futures = "0.3.1"
-multiaddr = { package = "parity-multiaddr", version = "0.5.1", path = "misc/multiaddr" }
-multihash = { package = "parity-multihash", version = "0.1.4", path = "misc/multihash" }
+multiaddr = { package = "parity-multiaddr", version = "0.6.0", path = "misc/multiaddr" }
+multihash = { package = "parity-multihash", version = "0.2.0", path = "misc/multihash" }
 lazy_static = "1.2"
 libp2p-mplex = { version = "0.13.0", path = "muxers/mplex" }
-libp2p-identify = { version = "0.13.0", path = "protocols/identify" }
-libp2p-kad = { version = "0.13.0", path = "protocols/kad" }
+libp2p-identify = { version = "0.13.1", path = "protocols/identify" }
+libp2p-kad = { version = "0.13.1", path = "protocols/kad" }
 libp2p-floodsub = { version = "0.13.0", path = "protocols/floodsub" }
-libp2p-ping = { version = "0.13.0", path = "protocols/ping" }
+libp2p-ping = { version = "0.13.1", path = "protocols/ping" }
 libp2p-plaintext = { version = "0.13.0", path = "protocols/plaintext" }
-libp2p-core = { version = "0.13.0", path = "core" }
+libp2p-core = { version = "0.13.1", path = "core" }
 libp2p-core-derive = { version = "0.13.0", path = "misc/core-derive" }
 libp2p-secio = { version = "0.13.0", path = "protocols/secio", default-features = false }
 libp2p-swarm = { version = "0.3.0", path = "swarm" }
@@ -39,7 +39,7 @@ wasm-timer = "0.2.4"
 [target.'cfg(not(any(target_os = "emscripten", target_os = "unknown")))'.dependencies]
 libp2p-deflate = { version = "0.5.0", path = "protocols/deflate" }
 libp2p-dns = { version = "0.13.0", path = "transports/dns" }
-libp2p-mdns = { version = "0.13.0", path = "misc/mdns" }
+libp2p-mdns = { version = "0.13.1", path = "misc/mdns" }
 libp2p-noise = { version = "0.11.0", path = "protocols/noise" }
 libp2p-tcp = { version = "0.13.0", path = "transports/tcp" }
 libp2p-websocket = { version = "0.13.0", path = "transports/websocket", optional = true }
diff --git a/core/Cargo.toml b/core/Cargo.toml
index 2ce49279..8884097c 100644
--- a/core/Cargo.toml
+++ b/core/Cargo.toml
@@ -2,7 +2,7 @@
 name = "libp2p-core"
 edition = "2018"
 description = "Core traits and structs of libp2p"
-version = "0.13.0"
+version = "0.13.1"
 authors = ["Parity Technologies <admin@parity.io>"]
 license = "MIT"
 repository = "https://github.com/libp2p/rust-libp2p"
@@ -21,8 +21,8 @@ futures-timer = "0.3"
 lazy_static = "1.2"
 libsecp256k1 = { version = "0.3.1", optional = true }
 log = "0.4"
-multiaddr = { package = "parity-multiaddr", version = "0.5.0", path = "../misc/multiaddr" }
-multihash = { package = "parity-multihash", version = "0.1.4", path = "../misc/multihash" }
+multiaddr = { package = "parity-multiaddr", version = "0.6.0", path = "../misc/multiaddr" }
+multihash = { package = "parity-multihash", version = "0.2.0", path = "../misc/multihash" }
 multistream-select = { version = "0.6.0", path = "../misc/multistream-select" }
 parking_lot = "0.9.0"
 protobuf = "2.8"
diff --git a/misc/core-derive/src/lib.rs b/misc/core-derive/src/lib.rs
index baae0cd8..4c36f73e 100644
--- a/misc/core-derive/src/lib.rs
+++ b/misc/core-derive/src/lib.rs
@@ -62,7 +62,7 @@ fn build_struct(ast: &DeriveInput, data_struct: &DataStruct) -> TokenStream {
     let substream_generic = {
         let mut n = "TSubstream".to_string();
         // Avoid collisions.
-        while ast.generics.type_params().any(|tp| tp.ident.to_string() == n) {
+        while ast.generics.type_params().any(|tp| tp.ident == n) {
             n.push('1');
         }
         let n = Ident::new(&n, name.span());
diff --git a/misc/mdns/Cargo.toml b/misc/mdns/Cargo.toml
index d92f554e..31372f0a 100644
--- a/misc/mdns/Cargo.toml
+++ b/misc/mdns/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "libp2p-mdns"
 edition = "2018"
-version = "0.13.0"
+version = "0.13.1"
 description = "Implementation of the libp2p mDNS discovery method"
 authors = ["Parity Technologies <admin@parity.io>"]
 license = "MIT"
@@ -19,7 +19,7 @@ lazy_static = "1.2"
 libp2p-core = { version = "0.13.0", path = "../../core" }
 libp2p-swarm = { version = "0.3.0", path = "../../swarm" }
 log = "0.4"
-multiaddr = { package = "parity-multiaddr", version = "0.5.0", path = "../multiaddr" }
+multiaddr = { package = "parity-multiaddr", version = "0.6.0", path = "../multiaddr" }
 net2 = "0.2"
 rand = "0.6"
 smallvec = "1.0"
diff --git a/misc/multiaddr/Cargo.toml b/misc/multiaddr/Cargo.toml
index 20529c1d..c7b6b1bc 100644
--- a/misc/multiaddr/Cargo.toml
+++ b/misc/multiaddr/Cargo.toml
@@ -6,7 +6,7 @@ description = "Implementation of the multiaddr format"
 homepage = "https://github.com/libp2p/rust-libp2p"
 keywords = ["multiaddr", "ipfs"]
 license = "MIT"
-version = "0.5.1"
+version = "0.6.0"
 
 [dependencies]
 arrayref = "0.3"
@@ -14,7 +14,7 @@ bs58 = "0.3.0"
 byteorder = "1.3.1"
 bytes = "0.4.12"
 data-encoding = "2.1"
-multihash = { package = "parity-multihash", version = "0.1.4", path = "../multihash" }
+multihash = { package = "parity-multihash", version = "0.2.0", path = "../multihash" }
 percent-encoding = "2.1.0"
 serde = "1.0.70"
 unsigned-varint = "0.2"
diff --git a/misc/multihash/Cargo.toml b/misc/multihash/Cargo.toml
index bfff681e..82a231fb 100644
--- a/misc/multihash/Cargo.toml
+++ b/misc/multihash/Cargo.toml
@@ -4,7 +4,7 @@ edition = "2018"
 description = "Implementation of the multihash format"
 repository = "https://github.com/libp2p/rust-libp2p"
 keywords = ["multihash", "ipfs"]
-version = "0.1.4"
+version = "0.2.0"
 authors = ["dignifiedquire <dignifiedquire@gmail.com>", "Parity Technologies <admin@parity.io>"]
 license = "MIT"
 documentation = "https://docs.rs/parity-multihash/"
diff --git a/protocols/identify/Cargo.toml b/protocols/identify/Cargo.toml
index 76bba0ee..b8e95b67 100644
--- a/protocols/identify/Cargo.toml
+++ b/protocols/identify/Cargo.toml
@@ -2,7 +2,7 @@
 name = "libp2p-identify"
 edition = "2018"
 description = "Nodes identifcation protocol for libp2p"
-version = "0.13.0"
+version = "0.13.1"
 authors = ["Parity Technologies <admin@parity.io>"]
 license = "MIT"
 repository = "https://github.com/libp2p/rust-libp2p"
@@ -17,7 +17,7 @@ futures = "0.3.1"
 libp2p-core = { version = "0.13.0", path = "../../core" }
 libp2p-swarm = { version = "0.3.0", path = "../../swarm" }
 log = "0.4.1"
-multiaddr = { package = "parity-multiaddr", version = "0.5.0", path = "../../misc/multiaddr" }
+multiaddr = { package = "parity-multiaddr", version = "0.6.0", path = "../../misc/multiaddr" }
 protobuf = "2.8"
 smallvec = "1.0"
 wasm-timer = "0.2"
diff --git a/protocols/kad/Cargo.toml b/protocols/kad/Cargo.toml
index 5faa2d16..e855b64c 100644
--- a/protocols/kad/Cargo.toml
+++ b/protocols/kad/Cargo.toml
@@ -2,7 +2,7 @@
 name = "libp2p-kad"
 edition = "2018"
 description = "Kademlia protocol for libp2p"
-version = "0.13.0"
+version = "0.13.1"
 authors = ["Parity Technologies <admin@parity.io>"]
 license = "MIT"
 repository = "https://github.com/libp2p/rust-libp2p"
@@ -19,8 +19,8 @@ futures = "0.3.1"
 log = "0.4"
 libp2p-core = { version = "0.13.0", path = "../../core" }
 libp2p-swarm = { version = "0.3.0", path = "../../swarm" }
-multiaddr = { package = "parity-multiaddr", version = "0.5.0", path = "../../misc/multiaddr" }
-multihash = { package = "parity-multihash", version = "0.1.4", path = "../../misc/multihash" }
+multiaddr = { package = "parity-multiaddr", version = "0.6.0", path = "../../misc/multiaddr" }
+multihash = { package = "parity-multihash", version = "0.2.0", path = "../../misc/multihash" }
 protobuf = "2.8"
 rand = "0.7.2"
 sha2 = "0.8.0"
diff --git a/protocols/ping/Cargo.toml b/protocols/ping/Cargo.toml
index e8b0de35..fedf4f47 100644
--- a/protocols/ping/Cargo.toml
+++ b/protocols/ping/Cargo.toml
@@ -2,7 +2,7 @@
 name = "libp2p-ping"
 edition = "2018"
 description = "Ping protocol for libp2p"
-version = "0.13.0"
+version = "0.13.1"
 authors = ["Parity Technologies <admin@parity.io>"]
 license = "MIT"
 repository = "https://github.com/libp2p/rust-libp2p"
@@ -14,7 +14,7 @@ bytes = "0.4"
 libp2p-core = { version = "0.13.0", path = "../../core" }
 libp2p-swarm = { version = "0.3.0", path = "../../swarm" }
 log = "0.4.1"
-multiaddr = { package = "parity-multiaddr", version = "0.5.0", path = "../../misc/multiaddr" }
+multiaddr = { package = "parity-multiaddr", version = "0.6.0", path = "../../misc/multiaddr" }
 futures = "0.3.1"
 rand = "0.7.2"
 wasm-timer = "0.2"