diff --git a/Cargo.lock b/Cargo.lock
index aed292e74f..01a7ff9f6c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -253,7 +253,7 @@ dependencies = [
 
 [[package]]
 name = "deno"
-version = "0.19.0"
+version = "0.20.0"
 dependencies = [
  "futures 0.1.29 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -266,13 +266,13 @@ dependencies = [
 
 [[package]]
 name = "deno_cli"
-version = "0.19.0"
+version = "0.20.0"
 dependencies = [
  "ansi_term 0.12.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "atty 0.2.13 (registry+https://github.com/rust-lang/crates.io-index)",
  "clap 2.33.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "deno 0.19.0",
- "deno_typescript 0.19.0",
+ "deno 0.20.0",
+ "deno_typescript 0.20.0",
  "dirs 2.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.29 (registry+https://github.com/rust-lang/crates.io-index)",
  "fwdansi 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -314,9 +314,9 @@ dependencies = [
 
 [[package]]
 name = "deno_typescript"
-version = "0.19.0"
+version = "0.20.0"
 dependencies = [
- "deno 0.19.0",
+ "deno 0.20.0",
  "serde 1.0.100 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.40 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
diff --git a/Releases.md b/Releases.md
index 759f288840..f9077dc8bb 100644
--- a/Releases.md
+++ b/Releases.md
@@ -6,6 +6,36 @@ https://github.com/denoland/deno/releases
 We also have one-line install commands at
 https://github.com/denoland/deno_install
 
+### v0.20.0 / 2019.10.06
+
+In deno:
+
+- feat: Add Deno.hostname() (#3032)
+- feat: Add support for passing a key to Deno.env() (#2952)
+- feat: JSX Support (#3038)
+- feat: Replace Isolate::set_dispatch with Isolate::register_op (#3002, #3039,
+  #3041)
+- feat: window.onunload (#3023)
+- fix: Async compiler processing (#3043)
+- fix: Implement ignoreBOM option of UTF8Decoder in text_encoding (#3040)
+- fix: Support top-level-await in TypeScript (#3024)
+- fix: iterators on UrlSearchParams (#3044)
+- fix: listenDefaults/dialDefaults may be overriden in some cases (#3027)
+- upgrade: V8 to 7.9.218 (#3067)
+- upgrade: rust to 1.38.0 (#3030)
+- chore: Migrate CI to github actions (#3052, #3056, #3049, #3071, #3076, #3070,
+  #3066, #3061, #3010)
+- chore: Remove deno_cli_snapshots crate. Move //js to //cli/js (#3064)
+- chore: use xeval from deno_std (#3058)
+
+In deno_std:
+
+- feat: test runner v2 (denoland/deno_std#604)
+- feat: wss support with dialTLS (denoland/deno_std#615)
+- fix(ws): mask must not be set by default for server (denoland/deno_std#616)
+- fix: Implement expandGlob() and expandGlobSync() (denoland/deno_std#617)
+- upgrade: eslint and @typescript-eslint (denoland/deno_std#621)
+
 ### v0.19.0 / 2019.09.24
 
 In deno:
diff --git a/cli/Cargo.toml b/cli/Cargo.toml
index 56110b5e61..00079b1801 100644
--- a/cli/Cargo.toml
+++ b/cli/Cargo.toml
@@ -2,7 +2,7 @@
 
 [package]
 name = "deno_cli"
-version = "0.19.0"
+version = "0.20.0"
 license = "MIT"
 authors = ["the Deno authors"]
 edition = "2018"
@@ -19,11 +19,11 @@ name = "deno"
 path = "main.rs"
 
 [build-dependencies]
-deno_typescript = { path = "../deno_typescript", version = "0.19.0" }
+deno_typescript = { path = "../deno_typescript", version = "0.20.0" }
 
 [dependencies]
-deno = { path = "../core", version = "0.19.0" }
-deno_typescript = { path = "../deno_typescript", version = "0.19.0" }
+deno = { path = "../core", version = "0.20.0" }
+deno_typescript = { path = "../deno_typescript", version = "0.20.0" }
 
 ansi_term = "0.12.1"
 atty = "0.2.13"
diff --git a/core/Cargo.toml b/core/Cargo.toml
index 190c5945fd..040bb47820 100644
--- a/core/Cargo.toml
+++ b/core/Cargo.toml
@@ -2,7 +2,7 @@
 
 [package]
 name = "deno"
-version = "0.19.0"
+version = "0.20.0"
 edition = "2018"
 description = "A secure JavaScript/TypeScript runtime built with V8, Rust, and Tokio"
 authors = ["the Deno authors"]
diff --git a/deno_typescript/Cargo.toml b/deno_typescript/Cargo.toml
index 6b835285e0..584572fb45 100644
--- a/deno_typescript/Cargo.toml
+++ b/deno_typescript/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "deno_typescript"
-version = "0.19.0"
+version = "0.20.0"
 license = "MIT"
 description = "To compile TypeScript to a snapshot during build.rs"
 repository = "https://github.com/denoland/deno"
@@ -19,6 +19,6 @@ exclude = [
 path = "lib.rs"
 
 [dependencies]
-deno = { path = "../core", version = "0.19.0" }
+deno = { path = "../core", version = "0.20.0" }
 serde_json = "1.0.40"
 serde = { version = "1.0.100", features = ["derive"] }