diff --git a/tools/docs.py b/tools/docs.py
index 8daac46de9..901a633e06 100755
--- a/tools/docs.py
+++ b/tools/docs.py
@@ -11,9 +11,9 @@ os.chdir(root_path)
 # Builds into target/doc
 run(["cargo", "doc", "--all", "--no-deps", "-vv"])
 
-# 'deno types' is stored in target/debug/gen/cli/lib/lib.deno_runtime.d.ts
+# 'deno types' is stored in js/lib.deno_runtime.d.ts
 # We want to run typedoc on that declaration file only.
-os.chdir(os.path.join(target_path, "debug/gen/cli/lib/"))
+os.chdir(os.path.join(root_path, "js"))
 
 # You must have typedoc installed seprately.
 # TODO Replace typedoc with something else ASAP. It's very awful.
diff --git a/tools/sync_rust_crates.py b/tools/sync_rust_crates.py
deleted file mode 100755
index 658207546c..0000000000
--- a/tools/sync_rust_crates.py
+++ /dev/null
@@ -1,8 +0,0 @@
-#!/usr/bin/env python
-# Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
-# There is a magic tool which has no documentation. It is used to update rust
-# crates in third_party. https://github.com/piscisaureus/gnargo
-import third_party
-import util
-util.enable_ansi_colors()
-third_party.run_cargo()
diff --git a/tools/third_party.py b/tools/third_party.py
index 1dd54b872b..00dfc3bc32 100644
--- a/tools/third_party.py
+++ b/tools/third_party.py
@@ -100,28 +100,6 @@ def run_yarn():
     run(["yarn", "install"], cwd=third_party_path)
 
 
-# Run Cargo to install Rust dependencies.
-def run_cargo():
-    # Deletes the cargo index lockfile; it appears that cargo itself doesn't do
-    # it.  If the lockfile ends up in the git repo, it'll make cargo hang for
-    # everyone else who tries to run sync_third_party.
-    def delete_lockfile():
-        lockfiles = find_exts([path.join(rust_crates_path, "registry/index")],
-                              ['.cargo-index-lock'])
-        for lockfile in lockfiles:
-            os.remove(lockfile)
-
-    # Delete the index lockfile in case someone accidentally checked it in.
-    delete_lockfile()
-
-    run(["cargo", "fetch", "--manifest-path=" + root("Cargo.toml")],
-        cwd=third_party_path,
-        merge_env={'CARGO_HOME': rust_crates_path})
-
-    # Delete the lockfile again so it doesn't end up in the git repo.
-    delete_lockfile()
-
-
 # Install python packages with pip.
 def run_pip():
     # Install an recent version of pip into a temporary directory. The version