diff --git a/Cargo.lock b/Cargo.lock
index 9ccd8d73812..bc91725499f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -4764,9 +4764,9 @@ checksum = "1f3ccbac311fea05f86f61904b462b55fb3df8837a366dfc601a0161d0532f20"
 
 [[package]]
 name = "tokio"
-version = "1.39.3"
+version = "1.40.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9babc99b9923bfa4804bd74722ff02c0381021eafa4db9949217e3be8e84fff5"
+checksum = "e2b070231665d27ad9ec9b8df639893f46727666c6767db40317fbe920a5d998"
 dependencies = [
  "backtrace",
  "bytes",
diff --git a/Cargo.toml b/Cargo.toml
index 197703fc793..350ca9f8077 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -117,7 +117,7 @@ spdx = "=0.10.6"
 tar = "=0.4.41"
 tempfile = "=3.12.0"
 thiserror = "=1.0.63"
-tokio = { version = "=1.39.3", features = ["net", "signal", "io-std", "io-util", "rt-multi-thread", "macros", "process"]}
+tokio = { version = "=1.40.0", features = ["net", "signal", "io-std", "io-util", "rt-multi-thread", "macros", "process"]}
 tokio-postgres = "=0.7.11"
 toml = "=0.8.19"
 tower = "=0.4.13"
@@ -139,4 +139,4 @@ diesel = { version = "=2.2.3", features = ["r2d2"] }
 googletest = "=0.12.0"
 insta = { version = "=1.39.0", features = ["glob", "json", "redactions"] }
 regex = "=1.10.6"
-tokio = "=1.39.3"
+tokio = "=1.40.0"
diff --git a/crates/crates_io_cdn_logs/Cargo.toml b/crates/crates_io_cdn_logs/Cargo.toml
index a513133a8d2..0f22f6f60e3 100644
--- a/crates/crates_io_cdn_logs/Cargo.toml
+++ b/crates/crates_io_cdn_logs/Cargo.toml
@@ -16,7 +16,7 @@ percent-encoding = "=2.3.1"
 semver = "=1.0.23"
 serde = { version = "=1.0.209", features = ["derive"] }
 serde_json = "=1.0.127"
-tokio = { version = "=1.39.3", features = ["io-util"] }
+tokio = { version = "=1.40.0", features = ["io-util"] }
 tracing = "=0.1.40"
 
 [dev-dependencies]
@@ -24,7 +24,7 @@ claims = "=0.7.1"
 clap = { version = "=4.5.16", features = ["derive"] }
 criterion = { version = "=0.5.1", features = ["async_tokio"] }
 insta = "=1.39.0"
-tokio = { version = "=1.39.3", features = ["fs", "macros", "rt", "rt-multi-thread"] }
+tokio = { version = "=1.40.0", features = ["fs", "macros", "rt", "rt-multi-thread"] }
 tracing-subscriber = { version = "=0.3.18", features = ["env-filter"] }
 
 [[bench]]
diff --git a/crates/crates_io_smoke_test/Cargo.toml b/crates/crates_io_smoke_test/Cargo.toml
index 2f4ed19866e..ad7386bd969 100644
--- a/crates/crates_io_smoke_test/Cargo.toml
+++ b/crates/crates_io_smoke_test/Cargo.toml
@@ -19,6 +19,6 @@ serde = { version = "=1.0.209", features = ["derive"] }
 serde_json = "=1.0.127"
 tempfile = "=3.12.0"
 thiserror = "=1.0.63"
-tokio = { version = "=1.39.3", features = ["fs", "macros", "process", "rt-multi-thread"]}
+tokio = { version = "=1.40.0", features = ["fs", "macros", "process", "rt-multi-thread"]}
 tracing = "=0.1.40"
 tracing-subscriber = { version = "=0.3.18", features = ["env-filter"] }
diff --git a/crates/crates_io_worker/Cargo.toml b/crates/crates_io_worker/Cargo.toml
index 23d3e2decd1..63f81f31f38 100644
--- a/crates/crates_io_worker/Cargo.toml
+++ b/crates/crates_io_worker/Cargo.toml
@@ -17,9 +17,9 @@ sentry-core = { version = "=0.34.0", features = ["client"] }
 serde = { version = "=1.0.209", features = ["derive"] }
 serde_json = "=1.0.127"
 thiserror = "=1.0.63"
-tokio = { version = "=1.39.3", features = ["rt", "time"]}
+tokio = { version = "=1.40.0", features = ["rt", "time"]}
 tracing = "=0.1.40"
 
 [dev-dependencies]
 crates_io_test_db = { path = "../crates_io_test_db" }
-tokio = { version = "=1.39.3", features = ["macros", "rt", "rt-multi-thread", "sync"]}
+tokio = { version = "=1.40.0", features = ["macros", "rt", "rt-multi-thread", "sync"]}