diff --git a/Cargo.toml b/Cargo.toml
index 9e521824191..fd8cef18411 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -68,7 +68,7 @@ libp2p-floodsub = { version = "0.28.0", path = "protocols/floodsub", optional =
 libp2p-gossipsub = { version = "0.29.0", path = "./protocols/gossipsub", optional = true }
 libp2p-identify = { version = "0.28.0", path = "protocols/identify", optional = true }
 libp2p-kad = { version = "0.29.0", path = "protocols/kad", optional = true }
-libp2p-mplex = { version = "0.27.1", path = "muxers/mplex", optional = true }
+libp2p-mplex = { version = "0.27.2", path = "muxers/mplex", optional = true }
 libp2p-noise = { version = "0.29.0", path = "transports/noise", optional = true }
 libp2p-ping = { version = "0.28.0", path = "protocols/ping", optional = true }
 libp2p-plaintext = { version = "0.27.1", path = "transports/plaintext", optional = true }
@@ -83,7 +83,7 @@ libp2p-yamux = { version = "0.30.1", path = "muxers/yamux", optional = true }
 multiaddr = { package = "parity-multiaddr", version = "0.11.1", path = "misc/multiaddr" }
 parking_lot = "0.11.0"
 pin-project = "1.0.0"
-smallvec = "1.0"
+smallvec = "1.6.1"
 wasm-timer = "0.2.4"
 
 [target.'cfg(not(any(target_os = "emscripten", target_os = "wasi", target_os = "unknown")))'.dependencies]
diff --git a/core/Cargo.toml b/core/Cargo.toml
index 73f93507cf2..21650fcb254 100644
--- a/core/Cargo.toml
+++ b/core/Cargo.toml
@@ -29,7 +29,7 @@ prost = "0.7"
 rand = "0.7"
 rw-stream-sink = "0.2.0"
 sha2 = "0.9.1"
-smallvec = "1.0"
+smallvec = "1.6.1"
 thiserror = "1.0"
 unsigned-varint = "0.7"
 void = "1"
diff --git a/misc/multistream-select/CHANGELOG.md b/misc/multistream-select/CHANGELOG.md
index aef09073199..3e310a5b80b 100644
--- a/misc/multistream-select/CHANGELOG.md
+++ b/misc/multistream-select/CHANGELOG.md
@@ -1,3 +1,7 @@
+# 0.10.3 [unreleased]
+
+- Update dependencies.
+
 # 0.10.2 [2021-03-01]
 
 - Re-enable "parallel negotiation" if the dialer has 3 or more
diff --git a/misc/multistream-select/Cargo.toml b/misc/multistream-select/Cargo.toml
index f34c0a049a7..7c86be9e6ac 100644
--- a/misc/multistream-select/Cargo.toml
+++ b/misc/multistream-select/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "multistream-select"
 description = "Multistream-select negotiation protocol for libp2p"
-version = "0.10.2"
+version = "0.10.3"
 authors = ["Parity Technologies <admin@parity.io>"]
 license = "MIT"
 repository = "https://github.com/libp2p/rust-libp2p"
@@ -14,7 +14,7 @@ bytes = "1"
 futures = "0.3"
 log = "0.4"
 pin-project = "1.0.0"
-smallvec = "1.0"
+smallvec = "1.6.1"
 unsigned-varint = "0.7"
 
 [dev-dependencies]
diff --git a/muxers/mplex/CHANGELOG.md b/muxers/mplex/CHANGELOG.md
index 28a993ede5b..c6cc002b54c 100644
--- a/muxers/mplex/CHANGELOG.md
+++ b/muxers/mplex/CHANGELOG.md
@@ -1,3 +1,7 @@
+# 0.27.2 [unreleased]
+
+- Update dependencies.
+
 # 0.27.1 [2021-02-15]
 
 - Update dependencies.
diff --git a/muxers/mplex/Cargo.toml b/muxers/mplex/Cargo.toml
index 153a63ead77..ebdea534e3f 100644
--- a/muxers/mplex/Cargo.toml
+++ b/muxers/mplex/Cargo.toml
@@ -2,7 +2,7 @@
 name = "libp2p-mplex"
 edition = "2018"
 description = "Mplex multiplexing protocol for libp2p"
-version = "0.27.1"
+version = "0.27.2"
 authors = ["Parity Technologies <admin@parity.io>"]
 license = "MIT"
 repository = "https://github.com/libp2p/rust-libp2p"
@@ -18,7 +18,7 @@ log = "0.4"
 nohash-hasher = "0.2"
 parking_lot = "0.11"
 rand = "0.7"
-smallvec = "1.4"
+smallvec = "1.6.1"
 unsigned-varint = { version = "0.7", features = ["asynchronous_codec"] }
 
 [dev-dependencies]
diff --git a/protocols/floodsub/CHANGELOG.md b/protocols/floodsub/CHANGELOG.md
index 1e3db7728f4..9c0b58e9378 100644
--- a/protocols/floodsub/CHANGELOG.md
+++ b/protocols/floodsub/CHANGELOG.md
@@ -2,6 +2,8 @@
 
 - Update `libp2p-swarm`.
 
+- Update dependencies.
+
 # 0.27.0 [2021-01-12]
 
 - Update dependencies.
diff --git a/protocols/floodsub/Cargo.toml b/protocols/floodsub/Cargo.toml
index 5c424594c6b..53133259986 100644
--- a/protocols/floodsub/Cargo.toml
+++ b/protocols/floodsub/Cargo.toml
@@ -18,7 +18,7 @@ libp2p-swarm = { version = "0.28.0", path = "../../swarm" }
 log = "0.4"
 prost = "0.7"
 rand = "0.7"
-smallvec = "1.0"
+smallvec = "1.6.1"
 
 [build-dependencies]
 prost-build = "0.7"
diff --git a/protocols/gossipsub/CHANGELOG.md b/protocols/gossipsub/CHANGELOG.md
index 3fc5e9023c7..9ab26c97994 100644
--- a/protocols/gossipsub/CHANGELOG.md
+++ b/protocols/gossipsub/CHANGELOG.md
@@ -2,6 +2,8 @@
 
 - Update `libp2p-swarm`.
 
+- Update dependencies.
+
 # 0.28.0 [2021-02-15]
 
 - Prevent non-published messages being added to caches.
diff --git a/protocols/gossipsub/Cargo.toml b/protocols/gossipsub/Cargo.toml
index ae8983df896..66330adfd94 100644
--- a/protocols/gossipsub/Cargo.toml
+++ b/protocols/gossipsub/Cargo.toml
@@ -23,7 +23,7 @@ unsigned-varint = { version = "0.7.0", features = ["asynchronous_codec"] }
 log = "0.4.11"
 sha2 = "0.9.1"
 base64 = "0.13.0"
-smallvec = "1.4.2"
+smallvec = "1.6.1"
 prost = "0.7"
 hex_fmt = "0.3.0"
 regex = "1.4.0"
diff --git a/protocols/identify/CHANGELOG.md b/protocols/identify/CHANGELOG.md
index 10d367312f9..b2bf8b3c408 100644
--- a/protocols/identify/CHANGELOG.md
+++ b/protocols/identify/CHANGELOG.md
@@ -2,6 +2,8 @@
 
 - Update `libp2p-swarm`.
 
+- Update dependencies.
+
 # 0.27.0 [2021-01-12]
 
 - Update dependencies.
diff --git a/protocols/identify/Cargo.toml b/protocols/identify/Cargo.toml
index b53ff2e27e1..f3825603c2b 100644
--- a/protocols/identify/Cargo.toml
+++ b/protocols/identify/Cargo.toml
@@ -15,7 +15,7 @@ libp2p-core = { version = "0.27.0", path = "../../core" }
 libp2p-swarm = { version = "0.28.0", path = "../../swarm" }
 log = "0.4.1"
 prost = "0.7"
-smallvec = "1.0"
+smallvec = "1.6.1"
 wasm-timer = "0.2"
 
 [dev-dependencies]
diff --git a/protocols/kad/CHANGELOG.md b/protocols/kad/CHANGELOG.md
index fd8ec6356c8..9ba16e24b0f 100644
--- a/protocols/kad/CHANGELOG.md
+++ b/protocols/kad/CHANGELOG.md
@@ -15,6 +15,8 @@
 
 - Update `libp2p-swarm`.
 
+- Update dependencies.
+
 # 0.28.1 [2021-02-15]
 
 - Update dependencies.
diff --git a/protocols/kad/Cargo.toml b/protocols/kad/Cargo.toml
index f7fbbe3d02f..444dde53b9e 100644
--- a/protocols/kad/Cargo.toml
+++ b/protocols/kad/Cargo.toml
@@ -22,7 +22,7 @@ libp2p-swarm = { version = "0.28.0", path = "../../swarm" }
 prost = "0.7"
 rand = "0.7.2"
 sha2 = "0.9.1"
-smallvec = "1.0"
+smallvec = "1.6.1"
 wasm-timer = "0.2"
 uint = "0.9"
 unsigned-varint = { version = "0.7", features = ["asynchronous_codec"] }
diff --git a/protocols/relay/Cargo.toml b/protocols/relay/Cargo.toml
index 571abfc705f..61d6a6fac58 100644
--- a/protocols/relay/Cargo.toml
+++ b/protocols/relay/Cargo.toml
@@ -20,7 +20,7 @@ log = "0.4"
 pin-project = "1"
 prost = "0.7"
 rand = "0.7"
-smallvec = "0.6.9"
+smallvec = "1.6.1"
 unsigned-varint = { version = "0.7", features = ["asynchronous_codec"] }
 void = "1"
 wasm-timer = "0.2"
diff --git a/protocols/request-response/CHANGELOG.md b/protocols/request-response/CHANGELOG.md
index b7570f63bf4..65a20e3d7f6 100644
--- a/protocols/request-response/CHANGELOG.md
+++ b/protocols/request-response/CHANGELOG.md
@@ -5,6 +5,8 @@
 - Close stream even when no response has been sent.
   [PR 1987](https://github.com/libp2p/rust-libp2p/pull/1987).
 
+- Update dependencies.
+
 # 0.9.1 [2021-02-15]
 
 - Make `is_pending_outbound` return true on pending connection.
diff --git a/protocols/request-response/Cargo.toml b/protocols/request-response/Cargo.toml
index 6fa2c340390..48b77d4ea48 100644
--- a/protocols/request-response/Cargo.toml
+++ b/protocols/request-response/Cargo.toml
@@ -19,7 +19,7 @@ log = "0.4.11"
 lru = "0.6"
 minicbor = { version = "0.7", features = ["std", "derive"] }
 rand = "0.7"
-smallvec = "1.4"
+smallvec = "1.6.1"
 unsigned-varint = { version = "0.7", features = ["std", "futures"] }
 wasm-timer = "0.2"
 
diff --git a/swarm/CHANGELOG.md b/swarm/CHANGELOG.md
index f6efa8a6ce9..ad1bbdfdee5 100644
--- a/swarm/CHANGELOG.md
+++ b/swarm/CHANGELOG.md
@@ -6,6 +6,8 @@
   There is a `Swarm`-scoped configuration for this version available since
   [1858](https://github.com/libp2p/rust-libp2p/pull/1858).
 
+- Update dependencies.
+
 # 0.27.2 [2021-02-04]
 
 - Have `ToggleProtoHandler` ignore listen upgrade errors when disabled.
diff --git a/swarm/Cargo.toml b/swarm/Cargo.toml
index bf38c5557ee..459cd09f61b 100644
--- a/swarm/Cargo.toml
+++ b/swarm/Cargo.toml
@@ -15,7 +15,7 @@ futures = "0.3.1"
 libp2p-core = { version = "0.27.0", path = "../core" }
 log = "0.4"
 rand = "0.7"
-smallvec = "1.0"
+smallvec = "1.6.1"
 wasm-timer = "0.2"
 void = "1"