diff --git a/ethcore/crypto/Cargo.toml b/ethcore/crypto/Cargo.toml
index 4fe023f25c4..b57b8497c0e 100644
--- a/ethcore/crypto/Cargo.toml
+++ b/ethcore/crypto/Cargo.toml
@@ -8,5 +8,5 @@ ethereum-types = "0.3"
 quick-error = "1.2"
 ring = "0.12"
 rust-crypto = "0.2.36"
-tiny-keccak = "1.3"
+tiny-keccak = "1.4"
 
diff --git a/ethcore/private-tx/Cargo.toml b/ethcore/private-tx/Cargo.toml
index 0fa11aec84b..8283ab314aa 100644
--- a/ethcore/private-tx/Cargo.toml
+++ b/ethcore/private-tx/Cargo.toml
@@ -33,5 +33,5 @@ rustc-hex = "1.0"
 serde = "1.0"
 serde_derive = "1.0"
 serde_json = "1.0"
-tiny-keccak = "1.3"
+tiny-keccak = "1.4"
 url = "1"
diff --git a/ethkey/Cargo.toml b/ethkey/Cargo.toml
index d6698f86d9f..952354739d5 100644
--- a/ethkey/Cargo.toml
+++ b/ethkey/Cargo.toml
@@ -16,4 +16,4 @@ parity-wordlist = "1.2"
 quick-error = "1.2"
 rand = "0.4"
 rustc-hex = "1.0"
-tiny-keccak = "1.3"
+tiny-keccak = "1.4"
diff --git a/ethstore/Cargo.toml b/ethstore/Cargo.toml
index 6330ce97ce7..6108143cb9e 100644
--- a/ethstore/Cargo.toml
+++ b/ethstore/Cargo.toml
@@ -12,7 +12,7 @@ serde = "1.0"
 serde_json = "1.0"
 serde_derive = "1.0"
 rustc-hex = "1.0"
-tiny-keccak = "1.3"
+tiny-keccak = "1.4"
 time = "0.1.34"
 itertools = "0.5"
 parking_lot = "0.5"
diff --git a/rpc/Cargo.toml b/rpc/Cargo.toml
index 8fdb9ed5740..8a0b689c655 100644
--- a/rpc/Cargo.toml
+++ b/rpc/Cargo.toml
@@ -23,7 +23,7 @@ serde = "1.0"
 serde_derive = "1.0"
 serde_json = "1.0"
 tempdir = "0.3"
-tiny-keccak = "1.3"
+tiny-keccak = "1.4"
 tokio-timer = "0.1"
 transient-hashmap = "0.4"
 itertools = "0.5"
diff --git a/secret_store/Cargo.toml b/secret_store/Cargo.toml
index fee832d069c..261658903cc 100644
--- a/secret_store/Cargo.toml
+++ b/secret_store/Cargo.toml
@@ -16,7 +16,7 @@ serde_derive = "1.0"
 futures = "0.1"
 futures-cpupool = "0.1"
 rustc-hex = "1.0"
-tiny-keccak = "1.3"
+tiny-keccak = "1.4"
 tokio = "0.1"
 tokio-core = "0.1"
 tokio-io = "0.1"
diff --git a/util/network-devp2p/Cargo.toml b/util/network-devp2p/Cargo.toml
index f4889fe26d4..4a5d2d942ec 100644
--- a/util/network-devp2p/Cargo.toml
+++ b/util/network-devp2p/Cargo.toml
@@ -11,7 +11,7 @@ log = "0.3"
 mio = "0.6.8"
 bytes = "0.4"
 rand = "0.4"
-tiny-keccak = "1.3"
+tiny-keccak = "1.4"
 rust-crypto = "0.2.34"
 slab = "0.2"
 igd = "0.7"
diff --git a/whisper/Cargo.toml b/whisper/Cargo.toml
index ed370e38a2d..e503a74fd6d 100644
--- a/whisper/Cargo.toml
+++ b/whisper/Cargo.toml
@@ -23,7 +23,7 @@ serde_derive = "1.0"
 serde_json = "1.0"
 slab = "0.3"
 smallvec = "0.4"
-tiny-keccak = "1.3"
+tiny-keccak = "1.4"
 
 jsonrpc-core = { git = "https://github.com/paritytech/jsonrpc.git", branch = "parity-1.11" }
 jsonrpc-macros = { git = "https://github.com/paritytech/jsonrpc.git", branch = "parity-1.11" }