diff --git a/Cargo.lock b/Cargo.lock
index 8960ba54137..bfb56ef550e 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2013,9 +2013,9 @@ dependencies = [
 
 [[package]]
 name = "flate2"
-version = "1.0.35"
+version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c936bfdafb507ebbf50b8074c54fa31c5be9a1e7e5f467dd659697041407d07c"
+checksum = "11faaf5a5236997af9848be0bef4db95824b1d534ebc64d0f0c6cf3e67bd38dc"
 dependencies = [
  "crc32fast",
  "miniz_oxide",
@@ -3235,9 +3235,9 @@ dependencies = [
 
 [[package]]
 name = "miniz_oxide"
-version = "0.8.3"
+version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b8402cab7aefae129c6977bb0ff1b8fd9a04eb5b51efc50a70bea51cda0c7924"
+checksum = "8e3e04debbb59698c15bacbb6d93584a8c0ca9cc3213cb423d31f760d8843ce5"
 dependencies = [
  "adler2",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index 387362c08cb..b820f1e5fa6 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -86,7 +86,7 @@ diesel-async = { version = "=0.5.2", features = ["async-connection-wrapper", "de
 diesel_full_text_search = "=2.2.0"
 diesel_migrations = { version = "=2.2.0", features = ["postgres"] }
 dotenvy = "=0.15.7"
-flate2 = "=1.0.35"
+flate2 = "=1.1.0"
 futures-util = "=0.3.31"
 hex = "=0.4.3"
 http = "=1.2.0"
diff --git a/crates/crates_io_database_dump/Cargo.toml b/crates/crates_io_database_dump/Cargo.toml
index 7eaed6b8758..72defb1acda 100644
--- a/crates/crates_io_database_dump/Cargo.toml
+++ b/crates/crates_io_database_dump/Cargo.toml
@@ -10,7 +10,7 @@ workspace = true
 [dependencies]
 anyhow = "=1.0.96"
 chrono = { version = "=0.4.39", default-features = false, features = ["clock", "serde"] }
-flate2 = "=1.0.35"
+flate2 = "=1.1.0"
 minijinja = "=2.7.0"
 serde = { version = "=1.0.218", features = ["derive"] }
 serde_json = "=1.0.139"
diff --git a/crates/crates_io_tarball/Cargo.toml b/crates/crates_io_tarball/Cargo.toml
index 0b1041a8a3e..31c8f29969a 100644
--- a/crates/crates_io_tarball/Cargo.toml
+++ b/crates/crates_io_tarball/Cargo.toml
@@ -12,7 +12,7 @@ builder = ["dep:flate2", "dep:tar"]
 
 [dependencies]
 cargo-manifest = "=0.19.1"
-flate2 = { version = "=1.0.35", optional = true }
+flate2 = { version = "=1.1.0", optional = true }
 serde = { version = "=1.0.218", features = ["derive"] }
 serde_json = "=1.0.139"
 tar = { version = "=0.4.44", optional = true }
@@ -27,7 +27,7 @@ futures-util = "=0.3.31"
 anyhow = "=1.0.96"
 claims = "=0.8.0"
 clap = { version = "=4.5.30", features = ["derive", "unicode", "wrap_help"] }
-flate2 = { version = "=1.0.35" }
+flate2 = { version = "=1.1.0" }
 indicatif = { version = "=0.17.11", features = ["rayon"] }
 insta = "=1.42.1"
 rayon = "=1.10.0"