diff --git a/Cargo.lock b/Cargo.lock
index 2c0cf4897..9253bef72 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1169,7 +1169,6 @@ dependencies = [
  "common-types 0.1.0",
  "derive_more 0.14.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "engine 0.1.0",
- "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "ethcore 1.12.0",
  "ethcore-blockchain 0.1.0",
  "ethcore-db 0.1.0",
@@ -1232,7 +1231,6 @@ dependencies = [
  "ansi_term 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "common-types 0.1.0",
  "env_logger 0.5.13 (registry+https://github.com/rust-lang/crates.io-index)",
- "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "ethabi 8.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "ethabi-contract 8.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "ethabi-derive 8.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1288,7 +1286,6 @@ dependencies = [
  "assert_matches 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "bytes 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "env_logger 0.5.13 (registry+https://github.com/rust-lang/crates.io-index)",
- "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "ethcore-io 1.12.0",
  "ethcore-network 1.12.0",
  "ethereum-types 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
diff --git a/ethcore/light/Cargo.toml b/ethcore/light/Cargo.toml
index 6309298d1..a5a431527 100644
--- a/ethcore/light/Cargo.toml
+++ b/ethcore/light/Cargo.toml
@@ -45,7 +45,6 @@ keccak-hasher = { path = "../../util/keccak-hasher" }
 triehash-ethereum = { version = "0.2",  path = "../../util/triehash-ethereum" }
 kvdb = "0.1"
 memory-cache = { path = "../../util/memory-cache" }
-error-chain = { version = "0.12", default-features = false }
 journaldb = { path = "../../util/journaldb" }
 verification = { path = "../verification" }
 
diff --git a/miner/Cargo.toml b/miner/Cargo.toml
index 46507d008..d24cdb904 100644
--- a/miner/Cargo.toml
+++ b/miner/Cargo.toml
@@ -16,7 +16,6 @@ url = { version = "1", optional = true }
 # Miner
 ansi_term = "0.11"
 common-types = { path = "../ethcore/types" }
-error-chain = "0.12"
 ethabi = "8.0"
 ethabi-derive = "8.0"
 ethabi-contract = "8.0"
diff --git a/util/network-devp2p/Cargo.toml b/util/network-devp2p/Cargo.toml
index 236e397f0..67801634e 100644
--- a/util/network-devp2p/Cargo.toml
+++ b/util/network-devp2p/Cargo.toml
@@ -32,7 +32,6 @@ keccak-hash = "0.2.0"
 parity-snappy = "0.1"
 serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0"
-error-chain = { version = "0.12", default-features = false }
 lru-cache = "0.1"
 
 [dev-dependencies]