diff --git a/package.json b/package.json
index 715bfb050fb0..fc1bde7e5c9b 100644
--- a/package.json
+++ b/package.json
@@ -72,6 +72,7 @@
         "axios": "^0.21.1",
         "babel-plugin-transform-node-env-inline": "^0.4.3",
         "browserslist": "^4.16.5",
+        "core-js": "^2.6.11",
         "jest": "^27.0.1",
         "lodash": "^4.17.21",
         "progress": "^2.0.3",
diff --git a/spack/src/resolvers/mod.rs b/spack/src/resolvers/mod.rs
index 440ba0e588ee..561652c0c3df 100644
--- a/spack/src/resolvers/mod.rs
+++ b/spack/src/resolvers/mod.rs
@@ -18,13 +18,73 @@ use std::{
 use swc_bundler::Resolve;
 use swc_common::FileName;
 
+// Run `node -p "require('module').builtinModules"`
 pub(crate) fn is_core_module(s: &str) -> bool {
     match s {
-        "assert" | "buffer" | "child_process" | "console" | "cluster" | "crypto" | "dgram"
-        | "dns" | "events" | "fs" | "http" | "http2" | "https" | "net" | "os" | "path"
-        | "perf_hooks" | "process" | "querystring" | "readline" | "repl" | "stream"
-        | "string_decoder" | "timers" | "tls" | "tty" | "url" | "util" | "v8" | "vm" | "wasi"
-        | "worker" | "zlib" => true,
+        "_http_agent"
+        | "_http_client"
+        | "_http_common"
+        | "_http_incoming"
+        | "_http_outgoing"
+        | "_http_server"
+        | "_stream_duplex"
+        | "_stream_passthrough"
+        | "_stream_readable"
+        | "_stream_transform"
+        | "_stream_wrap"
+        | "_stream_writable"
+        | "_tls_common"
+        | "_tls_wrap"
+        | "assert"
+        | "assert/strict"
+        | "async_hooks"
+        | "buffer"
+        | "child_process"
+        | "cluster"
+        | "console"
+        | "constants"
+        | "crypto"
+        | "dgram"
+        | "diagnostics_channel"
+        | "dns"
+        | "dns/promises"
+        | "domain"
+        | "events"
+        | "fs"
+        | "fs/promises"
+        | "http"
+        | "http2"
+        | "https"
+        | "inspector"
+        | "module"
+        | "net"
+        | "os"
+        | "path"
+        | "path/posix"
+        | "path/win32"
+        | "perf_hooks"
+        | "process"
+        | "punycode"
+        | "querystring"
+        | "readline"
+        | "repl"
+        | "stream"
+        | "stream/promises"
+        | "string_decoder"
+        | "sys"
+        | "timers"
+        | "timers/promises"
+        | "tls"
+        | "trace_events"
+        | "tty"
+        | "url"
+        | "util"
+        | "util/types"
+        | "v8"
+        | "vm"
+        | "wasi"
+        | "worker_threads"
+        | "zlib" => true,
         _ => false,
     }
 }