diff --git a/core/Cargo.toml b/core/Cargo.toml
index 6bac1bc684e..43701df07ce 100644
--- a/core/Cargo.toml
+++ b/core/Cargo.toml
@@ -22,7 +22,7 @@ instant = "0.1.11"
 libsecp256k1 = { version = "0.7.0", optional = true }
 log = "0.4"
 multiaddr = { version = "0.16.0" }
-multihash = { version = "0.16", default-features = false, features = ["std", "multihash-impl", "identity", "sha2"] }
+multihash = { version = "0.18", default-features = false, features = ["std", "multihash-impl", "identity", "sha2"] }
 multistream-select = { version = "0.12.1", path = "../misc/multistream-select" }
 p256 = { version = "0.11.1", default-features = false, features = ["ecdsa", "std"], optional = true }
 parking_lot = "0.12.0"
@@ -49,7 +49,7 @@ base64 = "0.13.0"
 criterion = "0.4"
 libp2p-mplex = { path = "../muxers/mplex" }
 libp2p-noise = { path = "../transports/noise" }
-multihash = { version = "0.16", default-features = false, features = ["arb"] }
+multihash = { version = "0.18", default-features = false, features = ["arb"] }
 quickcheck = { package = "quickcheck-ext", path = "../misc/quickcheck-ext" }
 rmp-serde = "1.0"
 serde_json = "1.0"
diff --git a/transports/webrtc/Cargo.toml b/transports/webrtc/Cargo.toml
index 04353757a59..605821dde1d 100644
--- a/transports/webrtc/Cargo.toml
+++ b/transports/webrtc/Cargo.toml
@@ -21,7 +21,7 @@ if-watch = "3.0"
 libp2p-core = { version = "0.38.0", path = "../../core"  }
 libp2p-noise = { version = "0.41.0", path = "../../transports/noise" }
 log = "0.4"
-multihash = { version = "0.16", default-features = false, features = ["sha2"] }
+multihash = { version = "0.18", default-features = false, features = ["sha2"] }
 prost = "0.11"
 prost-codec = { version = "0.3.0", path = "../../misc/prost-codec" }
 rand = "0.8"