diff --git a/Cargo.lock b/Cargo.lock
index 7718ca681f..b5aef44ff7 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -459,7 +459,7 @@ dependencies = [
 
 [[package]]
 name = "deno"
-version = "0.39.0"
+version = "0.40.0"
 dependencies = [
  "atty",
  "base64 0.12.0",
@@ -511,7 +511,7 @@ dependencies = [
 
 [[package]]
 name = "deno_core"
-version = "0.39.0"
+version = "0.40.0"
 dependencies = [
  "derive_deref",
  "downcast-rs",
@@ -527,7 +527,7 @@ dependencies = [
 
 [[package]]
 name = "deno_typescript"
-version = "0.39.0"
+version = "0.40.0"
 dependencies = [
  "deno_core",
  "serde",
diff --git a/Releases.md b/Releases.md
index 3d93b6d7df..eb1b33584a 100644
--- a/Releases.md
+++ b/Releases.md
@@ -6,6 +6,29 @@ https://github.com/denoland/deno/releases
 We also have one-line install commands at
 https://github.com/denoland/deno_install
 
+### v0.40.0 / 2020.04.08
+
+- BREAKING: Rename 'deno fetch' subcommand to 'deno cache' (#4656)
+- BREAKING: Remove std/testing/runner.ts (#4649)
+- feat(std/flags): Pass key and value to unknown (#4637)
+- feat(std/http): Respond with 400 on request parse failure (#4614)
+- feat(std/node): Add exists and existsSync (#4655)
+- feat: Add File support in FormData (#4632)
+- feat: Expose ReadableStream and make Blob more standardized (#4581)
+- feat: add --importmap flag to deno bundle (#4651)
+- fix(#4546): Added Math.trunc to toSecondsFromEpoch to conform the result to
+  u64 (#4575)
+- fix(file_server): use text/typescript instead of application/typescript
+  (#4620)
+- fix(std/testing): format bigint (#4626)
+- fix: Drop headers with trailing whitespace in header name (#4642)
+- fix: Fetch reference types for JS files (#4652)
+- fix: Improve deno doc (#4672, #4625)
+- fix: On init create disk_cache directory if it doesn't already exists (#4617)
+- fix: Remove unnecessary namespaces in "deno types" (#4677, #4675, #4669,
+  #4668, #4665, #4663, #4662)
+- upgrade: Rust crates (#4679)
+
 ### v0.39.0 / 2020.04.03
 
 - BREAKING CHANGE: Move encode, decode helpers to /std/encoding/utf8.ts, delete
diff --git a/cli/Cargo.toml b/cli/Cargo.toml
index 35ebcba5f6..b4f35141ea 100644
--- a/cli/Cargo.toml
+++ b/cli/Cargo.toml
@@ -2,7 +2,7 @@
 
 [package]
 name = "deno"
-version = "0.39.0"
+version = "0.40.0"
 license = "MIT"
 authors = ["the Deno authors"]
 edition = "2018"
@@ -19,12 +19,12 @@ name = "deno"
 path = "main.rs"
 
 [build-dependencies]
-deno_core = { path = "../core", version = "0.39.0" }
-deno_typescript = { path = "../deno_typescript", version = "0.39.0" }
+deno_core = { path = "../core", version = "0.40.0" }
+deno_typescript = { path = "../deno_typescript", version = "0.40.0" }
 
 [dependencies]
-deno_core = { path = "../core", version = "0.39.0" }
-deno_typescript = { path = "../deno_typescript", version = "0.39.0" }
+deno_core = { path = "../core", version = "0.40.0" }
+deno_typescript = { path = "../deno_typescript", version = "0.40.0" }
 
 atty = "0.2.14"
 base64 = "0.12.0"
diff --git a/core/Cargo.toml b/core/Cargo.toml
index 56f21e6155..9edb80a25a 100644
--- a/core/Cargo.toml
+++ b/core/Cargo.toml
@@ -2,7 +2,7 @@
 
 [package]
 name = "deno_core"
-version = "0.39.0"
+version = "0.40.0"
 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 a1dc0070d7..8c0faf0b66 100644
--- a/deno_typescript/Cargo.toml
+++ b/deno_typescript/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "deno_typescript"
-version = "0.39.0"
+version = "0.40.0"
 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_core = { path = "../core", version = "0.39.0" }
+deno_core = { path = "../core", version = "0.40.0" }
 serde_json = "1.0.50"
 serde = { version = "1.0.105", features = ["derive"] }