diff --git a/Cargo.lock b/Cargo.lock
index 1ed06136646..72556912b4d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -5466,9 +5466,9 @@ dependencies = [
 
 [[package]]
 name = "smallvec"
-version = "1.12.0"
+version = "1.15.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2593d31f82ead8df961d8bd23a64c2ccf2eb5dd34b0a34bfb4dd54011c72009e"
+checksum = "67b1b7a3b5fe4f1376887184045fcf45c69e92af734b7aaddc05fb777b6fbd03"
 
 [[package]]
 name = "smol"
diff --git a/core/Cargo.toml b/core/Cargo.toml
index 619cd357744..9b6d62b248b 100644
--- a/core/Cargo.toml
+++ b/core/Cargo.toml
@@ -27,7 +27,7 @@ quick-protobuf = "0.8"
 rand = "0.8"
 rw-stream-sink = { workspace = true }
 serde = { version = "1", optional = true, features = ["derive"] }
-smallvec = "1.12.0"
+smallvec = "1.15.1"
 thiserror = "1.0"
 tracing = "0.1.37"
 unsigned-varint = { workspace = true }
diff --git a/misc/multistream-select/Cargo.toml b/misc/multistream-select/Cargo.toml
index b2456243252..0c6b9851cf5 100644
--- a/misc/multistream-select/Cargo.toml
+++ b/misc/multistream-select/Cargo.toml
@@ -15,7 +15,7 @@ bytes = "1"
 futures = "0.3"
 tracing = "0.1.37"
 pin-project = "1.1.4"
-smallvec = "1.12.0"
+smallvec = "1.15.1"
 unsigned-varint = { workspace = true }
 
 [dev-dependencies]
diff --git a/muxers/mplex/Cargo.toml b/muxers/mplex/Cargo.toml
index 8de1d66c7d0..a2c1046b8ff 100644
--- a/muxers/mplex/Cargo.toml
+++ b/muxers/mplex/Cargo.toml
@@ -19,7 +19,7 @@ libp2p-identity = { workspace = true }
 nohash-hasher = "0.2"
 parking_lot = "0.12"
 rand = "0.8"
-smallvec = "1.12.0"
+smallvec = "1.15.1"
 tracing = "0.1.37"
 unsigned-varint = { workspace = true, features = ["asynchronous_codec"] }
 
diff --git a/protocols/floodsub/Cargo.toml b/protocols/floodsub/Cargo.toml
index e1bd23fe2d1..97ccdbfb62b 100644
--- a/protocols/floodsub/Cargo.toml
+++ b/protocols/floodsub/Cargo.toml
@@ -22,7 +22,7 @@ libp2p-identity = { workspace = true }
 quick-protobuf = "0.8"
 quick-protobuf-codec = { workspace = true }
 rand = "0.8"
-smallvec = "1.12.0"
+smallvec = "1.15.1"
 thiserror = "1.0.57"
 tracing = "0.1.37"
 
diff --git a/protocols/gossipsub/Cargo.toml b/protocols/gossipsub/Cargo.toml
index 4d484a81249..4a7e16e1fd7 100644
--- a/protocols/gossipsub/Cargo.toml
+++ b/protocols/gossipsub/Cargo.toml
@@ -34,7 +34,7 @@ rand = "0.8"
 regex = "1.10.3"
 serde = { version = "1", optional = true, features = ["derive"] }
 sha2 = "0.10.8"
-smallvec = "1.12.0"
+smallvec = "1.15.1"
 tracing = "0.1.37"
 void = "1.0.2"
 
diff --git a/protocols/identify/Cargo.toml b/protocols/identify/Cargo.toml
index 2fb51d87627..811d2d52e69 100644
--- a/protocols/identify/Cargo.toml
+++ b/protocols/identify/Cargo.toml
@@ -21,7 +21,7 @@ libp2p-identity = { workspace = true }
 lru = "0.12.1"
 quick-protobuf-codec = { workspace = true }
 quick-protobuf = "0.8"
-smallvec = "1.12.0"
+smallvec = "1.15.1"
 thiserror = "1.0"
 tracing = "0.1.37"
 void = "1.0"
diff --git a/protocols/kad/Cargo.toml b/protocols/kad/Cargo.toml
index bde0d5f7c84..7643696fd2a 100644
--- a/protocols/kad/Cargo.toml
+++ b/protocols/kad/Cargo.toml
@@ -25,7 +25,7 @@ quick-protobuf-codec = { workspace = true }
 libp2p-identity = { workspace = true, features = ["rand"] }
 rand = "0.8"
 sha2 = "0.10.8"
-smallvec = "1.12.0"
+smallvec = "1.15.1"
 uint = "0.9"
 void = "1.0"
 futures-timer = "3.0.2"
diff --git a/protocols/mdns/Cargo.toml b/protocols/mdns/Cargo.toml
index ef273781b78..539b0fc9d86 100644
--- a/protocols/mdns/Cargo.toml
+++ b/protocols/mdns/Cargo.toml
@@ -20,7 +20,7 @@ libp2p-core = { workspace = true }
 libp2p-swarm = { workspace = true }
 libp2p-identity = { workspace = true }
 rand = "0.8.3"
-smallvec = "1.12.0"
+smallvec = "1.15.1"
 socket2 = { version = "0.5.5", features = ["all"] }
 tokio = { version = "1.36", default-features = false, features = ["net", "time"], optional = true}
 tracing = "0.1.37"
diff --git a/protocols/request-response/Cargo.toml b/protocols/request-response/Cargo.toml
index e3898786b5b..3ef2f721a93 100644
--- a/protocols/request-response/Cargo.toml
+++ b/protocols/request-response/Cargo.toml
@@ -21,7 +21,7 @@ libp2p-identity = { workspace = true }
 rand = "0.8"
 serde = { version = "1.0", optional = true}
 serde_json = { version = "1.0.113", optional = true }
-smallvec = "1.12.0"
+smallvec = "1.15.1"
 tracing = "0.1.37"
 void = "1.0.2"
 futures-timer = "3.0.2"
diff --git a/swarm/Cargo.toml b/swarm/Cargo.toml
index a700c1c1c5a..04e97a2e58a 100644
--- a/swarm/Cargo.toml
+++ b/swarm/Cargo.toml
@@ -24,7 +24,7 @@ lru = "0.12.1"
 multistream-select = { workspace = true }
 once_cell = "1.19.0"
 rand = "0.8"
-smallvec = "1.12.0"
+smallvec = "1.15.1"
 tracing = "0.1.37"
 void = "1"
 wasm-bindgen-futures = { version = "0.4.41", optional = true }
diff --git a/transports/dns/Cargo.toml b/transports/dns/Cargo.toml
index 9650893d575..a66dc801e9b 100644
--- a/transports/dns/Cargo.toml
+++ b/transports/dns/Cargo.toml
@@ -18,7 +18,7 @@ libp2p-core = { workspace = true }
 libp2p-identity = { workspace = true }
 parking_lot = "0.12.0"
 hickory-resolver = { version = "0.24.0", default-features = false, features = ["system-config"] }
-smallvec = "1.12.0"
+smallvec = "1.15.1"
 tracing = "0.1.37"
 
 [dev-dependencies]