diff --git a/Cargo.lock b/Cargo.lock
index b596c59c5..debb4386b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2894,9 +2894,9 @@ dependencies = [
 
 [[package]]
 name = "smallvec"
-version = "1.14.0"
+version = "1.15.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7fcf8323ef1faaee30a44a340193b1ac6814fd9b7b4e88e9d4519a3e4abe1cfd"
+checksum = "8917285742e9f3e1683f0a9c4e6b57960b7314d0b08d30d1ecd426713ee2eee9"
 
 [[package]]
 name = "socket2"
diff --git a/actix-http/Cargo.toml b/actix-http/Cargo.toml
index 0e5c4b234..14b23c2a1 100644
--- a/actix-http/Cargo.toml
+++ b/actix-http/Cargo.toml
@@ -121,7 +121,7 @@ language-tags = "0.3"
 mime = "0.3.4"
 percent-encoding = "2.1"
 pin-project-lite = "0.2"
-smallvec = "1.6.1"
+smallvec = "1.15.0"
 tokio = { version = "1.24.2", features = [] }
 tokio-util = { version = "0.7", features = ["io", "codec"] }
 tracing = { version = "0.1.30", default-features = false, features = ["log"] }
diff --git a/actix-web/Cargo.toml b/actix-web/Cargo.toml
index 29c6970e6..5020999bc 100644
--- a/actix-web/Cargo.toml
+++ b/actix-web/Cargo.toml
@@ -162,7 +162,7 @@ regex-lite = "0.1"
 serde = "1.0"
 serde_json = "1.0"
 serde_urlencoded = "0.7"
-smallvec = "1.6.1"
+smallvec = "1.15.0"
 tracing = "0.1.30"
 socket2 = "0.5"
 time = { version = "0.3", default-features = false, features = ["formatting"] }