diff --git a/CHANGELOG.md b/CHANGELOG.md
index c13d1e528..f74344f6d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,11 +4,13 @@ The format is based on [Keep a Changelog].
 
 [Keep a Changelog]: http://keepachangelog.com/en/1.0.0/
 
-## [Unreleased]
+## [11.0.0] - 2020-01-16
 ### Changed
-- Add support for overloaded contract functions (PR #166)
-- Removed `error_chain` and reworked errors manually. Also removes the `backtrace` feature. (#167)
+- Support overloaded contract functions (PR #166)
+- Removed `error_chain` and the `backtrace` feature. (#167)
 - Update to 2018 edition (PR #171, #172)
+- Fix handling of large ints (PR #173)
+- Support Tuple parameter types (structs in Solidity) (PR #174)
 ### Dependencies
 - Upgrade syn, proc-macro2, quote and heck crates (PR #169)
 
diff --git a/Cargo.lock b/Cargo.lock
index 5ee104fdd..3910e0544 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -91,7 +91,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "ethabi"
-version = "10.0.0"
+version = "11.0.0"
 dependencies = [
  "ethereum-types 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "hex-literal 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -105,9 +105,9 @@ dependencies = [
 
 [[package]]
 name = "ethabi-cli"
-version = "10.0.0"
+version = "11.0.0"
 dependencies = [
- "ethabi 10.0.0",
+ "ethabi 11.0.0",
  "itertools 0.8.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-hex 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "structopt 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -116,13 +116,13 @@ dependencies = [
 
 [[package]]
 name = "ethabi-contract"
-version = "10.0.0"
+version = "11.0.0"
 
 [[package]]
 name = "ethabi-derive"
-version = "10.0.0"
+version = "11.0.0"
 dependencies = [
- "ethabi 10.0.0",
+ "ethabi 11.0.0",
  "heck 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "proc-macro2 1.0.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -133,9 +133,9 @@ dependencies = [
 name = "ethabi-tests"
 version = "0.1.1"
 dependencies = [
- "ethabi 10.0.0",
- "ethabi-contract 10.0.0",
- "ethabi-derive 10.0.0",
+ "ethabi 11.0.0",
+ "ethabi-contract 11.0.0",
+ "ethabi-derive 11.0.0",
  "hex-literal 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-hex 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
diff --git a/cli/Cargo.toml b/cli/Cargo.toml
index 43ea28ed9..be472ee83 100644
--- a/cli/Cargo.toml
+++ b/cli/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "ethabi-cli"
-version = "10.0.0"
+version = "11.0.0"
 authors = ["Parity Technologies <admin@parity.io>"]
 keywords = ["ethereum", "eth", "abi", "solidity", "cli"]
 description = "Easy to use cli for conversion of ethereum contract calls to bytecode."
@@ -10,7 +10,7 @@ edition = "2018"
 
 [dependencies]
 rustc-hex = "2.0"
-ethabi = { version = "10.0.0", path = "../ethabi" }
+ethabi = { version = "11.0.0", path = "../ethabi" }
 tiny-keccak = "1.4"
 structopt = "0.3"
 itertools = "0.8"
diff --git a/contract/Cargo.toml b/contract/Cargo.toml
index efe88922d..ef3bd36c2 100644
--- a/contract/Cargo.toml
+++ b/contract/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "ethabi-contract"
-version = "10.0.0"
+version = "11.0.0"
 authors = ["Parity Technologies <admin@parity.io>"]
 homepage = "https://github.com/paritytech/ethabi"
 license = "MIT/Apache-2.0"
diff --git a/derive/Cargo.toml b/derive/Cargo.toml
index 665953b7c..54e361016 100644
--- a/derive/Cargo.toml
+++ b/derive/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "ethabi-derive"
-version = "10.0.0"
+version = "11.0.0"
 authors = ["Parity Technologies <admin@parity.io>"]
 homepage = "https://github.com/paritytech/ethabi"
 license = "MIT/Apache-2.0"
@@ -12,7 +12,7 @@ edition = "2018"
 proc-macro = true
 
 [dependencies]
-ethabi = { path = "../ethabi", version = "10.0.0" }
+ethabi = { path = "../ethabi", version = "11.0.0" }
 heck = "0.3.1"
 syn = { version = "1.0.13", default-features = false, features = ["derive", "parsing", "printing", "proc-macro"] }
 quote = "1.0.2"
diff --git a/ethabi/Cargo.toml b/ethabi/Cargo.toml
index fd735ab82..bd5bdec9a 100644
--- a/ethabi/Cargo.toml
+++ b/ethabi/Cargo.toml
@@ -1,10 +1,10 @@
 [package]
 name = "ethabi"
-version = "10.0.0"
+version = "11.0.0"
 authors = ["Parity Technologies <admin@parity.io>"]
 homepage = "https://github.com/paritytech/ethabi"
 license = "MIT/Apache-2.0"
-keywords = ["ethereum", "eth", "abi", "solidity", "cli"]
+keywords = ["ethereum", "eth", "abi", "solidity"]
 description = "Easy to use conversion of ethereum contract calls to bytecode."
 edition = "2018"