diff --git a/Cargo.lock b/Cargo.lock
index 01a7ff9f6c91e8..2f9fe451801ad0 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -253,7 +253,7 @@ dependencies = [
 
 [[package]]
 name = "deno"
-version = "0.20.0"
+version = "0.21.0"
 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 = "0.20.0"
+version = "0.21.0"
 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 0.20.0",
- "deno_typescript 0.20.0",
+ "deno 0.21.0",
+ "deno_typescript 0.21.0",
  "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 = "0.20.0"
+version = "0.21.0"
 dependencies = [
- "deno 0.20.0",
+ "deno 0.21.0",
  "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 f9077dc8bbf698..15fcdc890dda95 100644
--- a/Releases.md
+++ b/Releases.md
@@ -6,6 +6,24 @@ https://github.com/denoland/deno/releases
 We also have one-line install commands at
 https://github.com/denoland/deno_install
 
+### v0.21.0 / 2019.10.19
+
+- feat: --reload flag to take arg for partial reload (#3109)
+- feat: Allow "deno eval" to run code as module (#3148)
+- feat: support --allow-net=:4500 (#3115)
+- fix: Ensure DENO_DIR when saving the REPL history (#3106)
+- fix: Update echo_server to new listen API (denoland/deno_std#625)
+- fix: [prettier] deno fmt should format jsx/tsx files (#3118)
+- fix: [tls] op_dial_tls is not registerd and broken (#3121)
+- fix: clearTimer bug (#3143)
+- fix: remote jsx/tsx files were compiled as js/ts (#3125)
+- perf: eager poll async ops in Isolate (#3046, #3128)
+- chore: Move std/fs/path to std/path (#3100)
+- upgrade: V8 to 7.9.304 (#3127)
+- upgrade: prettier type definition (#3101)
+- chore: Add debug build to github actions (#3127)
+- chore: merge deno_std into deno repo (#3091, #3096)
+
 ### v0.20.0 / 2019.10.06
 
 In deno:
diff --git a/cli/Cargo.toml b/cli/Cargo.toml
index 00079b1801ae07..b4a5afd9fabe85 100644
--- a/cli/Cargo.toml
+++ b/cli/Cargo.toml
@@ -2,7 +2,7 @@
 
 [package]
 name = "deno_cli"
-version = "0.20.0"
+version = "0.21.0"
 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 = "0.20.0" }
+deno_typescript = { path = "../deno_typescript", version = "0.21.0" }
 
 [dependencies]
-deno = { path = "../core", version = "0.20.0" }
-deno_typescript = { path = "../deno_typescript", version = "0.20.0" }
+deno = { path = "../core", version = "0.21.0" }
+deno_typescript = { path = "../deno_typescript", version = "0.21.0" }
 
 ansi_term = "0.12.1"
 atty = "0.2.13"
diff --git a/core/Cargo.toml b/core/Cargo.toml
index 040bb47820bf1c..241e8a2ac63b03 100644
--- a/core/Cargo.toml
+++ b/core/Cargo.toml
@@ -2,7 +2,7 @@
 
 [package]
 name = "deno"
-version = "0.20.0"
+version = "0.21.0"
 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 584572fb45c0ec..8fb2eaed226e6d 100644
--- a/deno_typescript/Cargo.toml
+++ b/deno_typescript/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "deno_typescript"
-version = "0.20.0"
+version = "0.21.0"
 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 = "0.20.0" }
+deno = { path = "../core", version = "0.21.0" }
 serde_json = "1.0.40"
 serde = { version = "1.0.100", features = ["derive"] }