diff --git a/Cargo.toml b/Cargo.toml
index ab7fba2..4f488d1 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,7 +12,6 @@ edition = "2018"
 log = { version = "0.4", default-features = false }
 evm-core = { version = "0.18", path = "core", default-features = false, features = ["with-serde"] }
 evm-runtime = { version = "0.18", path = "runtime", default-features = false }
-sha3 = { version = "0.8", default-features = false }
 rlp = { version = "0.6", default-features = false }
 serde = { version = "1.0", default-features = false, features = ["derive"], optional = true }
 serde_bytes = { version = "0.11.5", optional = true }
@@ -22,4 +21,4 @@ codec = { package = "parity-scale-codec", version = "1.3", default-features = fa
 default = ["std"]
 with-codec = ["codec", "evm-core/with-codec", "evm-runtime/with-codec"]
 with-serde = ["serde", "serde_bytes", "evm-core/with-serde", "evm-runtime/with-serde"]
-std = ["evm-core/std", "evm-runtime/std", "sha3/std", "serde/std", "codec/std", "log/std"]
+std = ["evm-core/std", "evm-runtime/std", "serde/std", "codec/std", "log/std"]
diff --git a/runtime/Cargo.toml b/runtime/Cargo.toml
index c6a806a..88e6108 100644
--- a/runtime/Cargo.toml
+++ b/runtime/Cargo.toml
@@ -10,7 +10,6 @@ edition = "2018"
 
 [dependencies]
 evm-core = { version = "0.18", path = "../core", default-features = false }
-sha3 = { version = "0.8", default-features = false }
 codec = { package = "parity-scale-codec", version = "1.3", default-features = false, features = ["derive", "full"], optional = true }
 serde = { version = "1.0", default-features = false, features = ["derive"], optional = true }
 serde_bytes = { version = "0.11.5", optional = true }
@@ -20,4 +19,4 @@ borsh = { version = "1.5.3", features = ["derive", "unstable__schema"] }
 default = ["std"]
 with-codec = ["codec"]
 with-serde = ["serde", "serde_bytes"]
-std = ["evm-core/std", "sha3/std"]
+std = ["evm-core/std"]