diff --git a/Cargo.lock b/Cargo.lock
index ea419eae427..26e9aa8f4aa 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -641,9 +641,9 @@ checksum = "14c189c53d098945499cdfa7ecc63567cf3886b3332b312a5b4585d8d3a6a610"
 
 [[package]]
 name = "bytes"
-version = "1.1.0"
+version = "1.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c4872d67bab6358e59559027aa3b9157c53d9358c51423c17554809a8858e0f8"
+checksum = "ec8a7b6a70fde80372154c65702f00a0f56f3e1c36abbc6c440484be248856db"
 
 [[package]]
 name = "bzip2-sys"
diff --git a/zebra-network/Cargo.toml b/zebra-network/Cargo.toml
index 2290ad3bfc4..7f048a60a6a 100644
--- a/zebra-network/Cargo.toml
+++ b/zebra-network/Cargo.toml
@@ -15,7 +15,7 @@ proptest-impl = ["proptest", "proptest-derive", "zebra-chain/proptest-impl"]
 [dependencies]
 bitflags = "1.3.2"
 byteorder = "1.4.3"
-bytes = "1.1.0"
+bytes = "1.2.1"
 chrono = "0.4.19"
 hex = "0.4.3"
 humantime-serde = "1.1.1"