2 files changed, 12 insertions, 15 deletions
diff --git a/cli/tools/installer.rs b/cli/tools/installer.rs
index 252939f85..c32423f71 100644
--- a/cli/tools/installer.rs
+++ b/cli/tools/installer.rs
@@ -8,6 +8,7 @@ use deno_core::error::AnyError;
 use deno_core::resolve_url_or_path;
 use deno_core::url::Url;
 use log::Level;
+use once_cell::sync::Lazy;
 use regex::Regex;
 use regex::RegexBuilder;
 use std::env;
@@ -21,15 +22,12 @@ use std::path::PathBuf;
 #[cfg(not(windows))]
 use std::os::unix::fs::PermissionsExt;
 
-lazy_static::lazy_static! {
-    static ref EXEC_NAME_RE: Regex = RegexBuilder::new(
-        r"^[a-z][\w-]*$"
-    ).case_insensitive(true).build().unwrap();
-    // Regular expression to test disk driver letter. eg "C:\\User\username\path\to"
-    static ref DRIVE_LETTER_REG: Regex = RegexBuilder::new(
-        r"^[c-z]:"
-    ).case_insensitive(true).build().unwrap();
-}
+static EXEC_NAME_RE: Lazy<Regex> = Lazy::new(|| {
+  RegexBuilder::new(r"^[a-z][\w-]*$")
+    .case_insensitive(true)
+    .build()
+    .unwrap()
+});
 
 fn validate_name(exec_name: &str) -> Result<(), AnyError> {
   if EXEC_NAME_RE.is_match(exec_name) {
@@ -375,13 +373,12 @@ fn is_in_path(dir: &Path) -> bool {
 mod tests {
   use super::*;
   use deno_core::parking_lot::Mutex;
+  use once_cell::sync::Lazy;
   use std::process::Command;
   use tempfile::TempDir;
   use test_util::testdata_path;
 
-  lazy_static::lazy_static! {
-    pub static ref ENV_LOCK: Mutex<()> = Mutex::new(());
-  }
+  pub static ENV_LOCK: Lazy<Mutex<()>> = Lazy::new(|| Mutex::new(()));
 
   #[test]
   fn install_infer_name_from_url() {
diff --git a/cli/tools/upgrade.rs b/cli/tools/upgrade.rs
index 5838cb290..b0fddc39c 100644
--- a/cli/tools/upgrade.rs
+++ b/cli/tools/upgrade.rs
@@ -7,6 +7,7 @@ use deno_core::error::AnyError;
 use deno_core::futures::StreamExt;
 use deno_runtime::deno_fetch::reqwest;
 use deno_runtime::deno_fetch::reqwest::Client;
+use once_cell::sync::Lazy;
 use semver_parser::version::parse as semver_parse;
 use std::fs;
 use std::io::Write;
@@ -15,9 +16,8 @@ use std::path::PathBuf;
 use std::process::Command;
 use tempfile::TempDir;
 
-lazy_static::lazy_static! {
-  static ref ARCHIVE_NAME: String = format!("deno-{}.zip", env!("TARGET"));
-}
+static ARCHIVE_NAME: Lazy<String> =
+  Lazy::new(|| format!("deno-{}.zip", env!("TARGET")));
 
 const RELEASE_URL: &str = "https://github.com/denoland/deno/releases";