diff --git a/Cargo.lock b/Cargo.lock
index 9d288be2d9..16f3f9497c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -249,7 +249,7 @@ dependencies = [
 
 [[package]]
 name = "deno"
-version = "0.30.0"
+version = "0.30.1"
 dependencies = [
  "ansi_term 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "atty 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -258,8 +258,8 @@ dependencies = [
  "byteorder 1.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "bytes 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "clap 2.33.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "deno_core 0.30.0",
- "deno_typescript 0.30.0",
+ "deno_core 0.30.1",
+ "deno_typescript 0.30.1",
  "dirs 2.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "dlopen 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -295,7 +295,7 @@ dependencies = [
 
 [[package]]
 name = "deno_core"
-version = "0.30.0"
+version = "0.30.1"
 dependencies = [
  "downcast-rs 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -311,9 +311,9 @@ dependencies = [
 
 [[package]]
 name = "deno_typescript"
-version = "0.30.0"
+version = "0.30.1"
 dependencies = [
- "deno_core 0.30.0",
+ "deno_core 0.30.1",
  "serde 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.44 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -1383,8 +1383,8 @@ dependencies = [
 name = "test_plugin"
 version = "0.0.1"
 dependencies = [
- "deno 0.30.0",
- "deno_core 0.30.0",
+ "deno 0.30.1",
+ "deno_core 0.30.1",
  "futures 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
diff --git a/cli/Cargo.toml b/cli/Cargo.toml
index a8f6e4c61d..cec82a9893 100644
--- a/cli/Cargo.toml
+++ b/cli/Cargo.toml
@@ -2,7 +2,7 @@
 
 [package]
 name = "deno"
-version = "0.30.0"
+version = "0.30.1"
 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 = "0.30.0" }
+deno_typescript = { path = "../deno_typescript", version = "0.30.1" }
 
 [dependencies]
-deno_core = { path = "../core", version = "0.30.0" }
-deno_typescript = { path = "../deno_typescript", version = "0.30.0" }
+deno_core = { path = "../core", version = "0.30.1" }
+deno_typescript = { path = "../deno_typescript", version = "0.30.1" }
 
 ansi_term = "0.11.0"
 atty = "0.2.13"
diff --git a/core/Cargo.toml b/core/Cargo.toml
index e4163518fe..9f05f7528c 100644
--- a/core/Cargo.toml
+++ b/core/Cargo.toml
@@ -2,7 +2,7 @@
 
 [package]
 name = "deno_core"
-version = "0.30.0"
+version = "0.30.1"
 edition = "2018"
 description = "A secure JavaScript/TypeScript runtime built with V8, Rust, and Tokio"
 authors = ["the Deno authors"]
@@ -21,7 +21,7 @@ libc = "0.2.66"
 log = "0.4.8"
 serde_json = "1.0.44"
 url = "2.1.0"
-rusty_v8 = "0.1.0"
+rusty_v8 = "=0.1.0"
 
 [[example]]
 name = "deno_core_http_bench"
diff --git a/deno_typescript/Cargo.toml b/deno_typescript/Cargo.toml
index cd349c08f5..3a74d458a6 100644
--- a/deno_typescript/Cargo.toml
+++ b/deno_typescript/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "deno_typescript"
-version = "0.30.0"
+version = "0.30.1"
 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 = "0.30.0" }
+deno_core = { path = "../core", version = "0.30.1" }
 serde_json = "1.0.44"
 serde = { version = "1.0.104", features = ["derive"] }