diff --git a/Cargo.lock b/Cargo.lock
index 0e071f5e93f..bdbc1b4ce93 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2087,9 +2087,9 @@ checksum = "201de327520df007757c1f0adce6e827fe8562fbc28bfd9c15571c66ca1f5f79"
 
 [[package]]
 name = "libflate"
-version = "1.2.0"
+version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "05605ab2bce11bcfc0e9c635ff29ef8b2ea83f29be257ee7d730cac3ee373093"
+checksum = "5ff4ae71b685bbad2f2f391fe74f6b7659a34871c08b210fdc039e43bee07d18"
 dependencies = [
  "adler32",
  "crc32fast",
@@ -2888,9 +2888,9 @@ dependencies = [
 
 [[package]]
 name = "libsodium-sys-stable"
-version = "1.19.27"
+version = "1.19.28"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1c2e36a6759ec7f4d772d2e01af0bf5ba63eb114bbab488cbcf53884c6408bb9"
+checksum = "c380d5be44ec310e371ff404e923e39464ca21ebef0a1468f4bfbbc92af547f5"
 dependencies = [
  "cc",
  "libc",
diff --git a/transports/noise/Cargo.toml b/transports/noise/Cargo.toml
index 8666177861d..579a39dd7b0 100644
--- a/transports/noise/Cargo.toml
+++ b/transports/noise/Cargo.toml
@@ -34,7 +34,7 @@ async-io = "1.2.0"
 ed25519-compact = "2.0.4"
 env_logger = "0.10.0"
 libp2p-tcp = { path = "../tcp", features = ["async-io"] }
-libsodium-sys-stable = { version = "1.19.22", features = ["fetch-latest"] }
+libsodium-sys-stable = { version = "1.19.28", features = ["fetch-latest"] }
 quickcheck = { package = "quickcheck-ext", path = "../../misc/quickcheck-ext" }
 
 [build-dependencies]