diff --git a/Cargo.lock b/Cargo.lock
index 2b9997b..d2a6e86 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -297,19 +297,6 @@ dependencies = [
  "winapi",
 ]
 
-[[package]]
-name = "console"
-version = "0.15.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c050367d967ced717c04b65d8c619d863ef9292ce0c5760028655a2fb298718c"
-dependencies = [
- "encode_unicode",
- "lazy_static",
- "libc",
- "terminal_size",
- "winapi",
-]
-
 [[package]]
 name = "constant_time_eq"
 version = "0.1.5"
@@ -479,19 +466,6 @@ dependencies = [
  "syn",
 ]
 
-[[package]]
-name = "dashmap"
-version = "5.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "907076dfda823b0b36d2a1bb5f90c96660a5bbcd7729e10727f07858f22c4edc"
-dependencies = [
- "cfg-if",
- "hashbrown",
- "lock_api",
- "once_cell",
- "parking_lot_core",
-]
-
 [[package]]
 name = "diff"
 version = "0.1.13"
@@ -560,12 +534,6 @@ dependencies = [
  "winreg",
 ]
 
-[[package]]
-name = "encode_unicode"
-version = "0.3.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a357d28ed41a50f9c765dbfe56cbc04a64e53e5fc58ba79fbc34c10ef3df831f"
-
 [[package]]
 name = "encoding_rs"
 version = "0.8.31"
@@ -645,7 +613,6 @@ dependencies = [
  "encoding_rs_io",
  "env_logger",
  "indoc",
- "insta",
  "junction",
  "log",
  "pretty_assertions",
@@ -653,8 +620,6 @@ dependencies = [
  "semver",
  "serde",
  "serde_json",
- "serial_test",
- "shell-escape",
  "sysinfo",
  "tar",
  "tempfile",
@@ -680,21 +645,6 @@ dependencies = [
  "percent-encoding",
 ]
 
-[[package]]
-name = "futures"
-version = "0.3.24"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7f21eda599937fba36daeb58a22e8f5cee2d14c4a17b5b7739c7c8e5e3b8230c"
-dependencies = [
- "futures-channel",
- "futures-core",
- "futures-executor",
- "futures-io",
- "futures-sink",
- "futures-task",
- "futures-util",
-]
-
 [[package]]
 name = "futures-channel"
 version = "0.3.24"
@@ -702,7 +652,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "30bdd20c28fadd505d0fd6712cdfcb0d4b5648baf45faef7f852afb2399bb050"
 dependencies = [
  "futures-core",
- "futures-sink",
 ]
 
 [[package]]
@@ -711,17 +660,6 @@ version = "0.3.24"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4e5aa3de05362c3fb88de6531e6296e85cde7739cccad4b9dfeeb7f6ebce56bf"
 
-[[package]]
-name = "futures-executor"
-version = "0.3.24"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9ff63c23854bee61b6e9cd331d523909f238fc7636290b96826e9cfa5faa00ab"
-dependencies = [
- "futures-core",
- "futures-task",
- "futures-util",
-]
-
 [[package]]
 name = "futures-io"
 version = "0.3.24"
@@ -746,10 +684,8 @@ version = "0.3.24"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "44fb6cb1be61cc1d2e43b262516aafcf63b241cffdb1d3fa115f91d9c7b09c90"
 dependencies = [
- "futures-channel",
  "futures-core",
  "futures-io",
- "futures-sink",
  "futures-task",
  "memchr",
  "pin-project-lite",
@@ -954,19 +890,6 @@ version = "1.0.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "adab1eaa3408fb7f0c777a73e7465fd5656136fc93b670eb6df3c88c2c1344e3"
 
-[[package]]
-name = "insta"
-version = "1.21.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ba1e75aa1530e7385af7b2685478dece08dafb9db3b4225c753286decea83bef"
-dependencies = [
- "console",
- "lazy_static",
- "linked-hash-map",
- "similar",
- "yaml-rust",
-]
-
 [[package]]
 name = "instant"
 version = "0.1.12"
@@ -1043,22 +966,6 @@ dependencies = [
  "cc",
 ]
 
-[[package]]
-name = "linked-hash-map"
-version = "0.5.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0717cef1bc8b636c6e1c1bbdefc09e6322da8a9321966e8928ef80d20f7f770f"
-
-[[package]]
-name = "lock_api"
-version = "0.4.9"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "435011366fe56583b16cf956f9df0095b405b82d76425bc8981c0e22e60ec4df"
-dependencies = [
- "autocfg",
- "scopeguard",
-]
-
 [[package]]
 name = "log"
 version = "0.4.17"
@@ -1211,29 +1118,6 @@ dependencies = [
  "winapi",
 ]
 
-[[package]]
-name = "parking_lot"
-version = "0.12.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3742b2c103b9f06bc9fff0a37ff4912935851bee6d36f3c02bcc755bcfec228f"
-dependencies = [
- "lock_api",
- "parking_lot_core",
-]
-
-[[package]]
-name = "parking_lot_core"
-version = "0.9.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "09a279cbf25cb0757810394fbc1e359949b59e348145c643a939a525692e6929"
-dependencies = [
- "cfg-if",
- "libc",
- "redox_syscall",
- "smallvec",
- "windows-sys",
-]
-
 [[package]]
 name = "password-hash"
 version = "0.4.2"
@@ -1626,32 +1510,6 @@ dependencies = [
  "serde",
 ]
 
-[[package]]
-name = "serial_test"
-version = "0.9.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "92761393ee4dc3ff8f4af487bd58f4307c9329bbedea02cac0089ad9c411e153"
-dependencies = [
- "dashmap",
- "futures",
- "lazy_static",
- "log",
- "parking_lot",
- "serial_test_derive",
-]
-
-[[package]]
-name = "serial_test_derive"
-version = "0.9.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4b6f5d1c3087fb119617cff2966fe3808a80e5eb59a8c1601d5994d66f4346a5"
-dependencies = [
- "proc-macro-error",
- "proc-macro2",
- "quote",
- "syn",
-]
-
 [[package]]
 name = "sha1"
 version = "0.10.5"
@@ -1684,18 +1542,6 @@ dependencies = [
  "winapi",
 ]
 
-[[package]]
-name = "shell-escape"
-version = "0.1.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "45bb67a18fa91266cc7807181f62f9178a6873bfad7dc788c42e6430db40184f"
-
-[[package]]
-name = "similar"
-version = "2.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "62ac7f900db32bf3fd12e0117dd3dc4da74bc52ebaac97f39668446d89694803"
-
 [[package]]
 name = "slab"
 version = "0.4.7"
@@ -1705,12 +1551,6 @@ dependencies = [
  "autocfg",
 ]
 
-[[package]]
-name = "smallvec"
-version = "1.10.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a507befe795404456341dfab10cef66ead4c041f62b8b11bbb92bffe5d0953e0"
-
 [[package]]
 name = "socket2"
 version = "0.4.7"
@@ -1799,16 +1639,6 @@ dependencies = [
  "winapi-util",
 ]
 
-[[package]]
-name = "terminal_size"
-version = "0.1.17"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "633c1a546cee861a1a6d0dc69ebeca693bf4296661ba7852b9d21d159e0506df"
-dependencies = [
- "libc",
- "winapi",
-]
-
 [[package]]
 name = "test-log"
 version = "0.2.11"
@@ -2267,15 +2097,6 @@ dependencies = [
  "lzma-sys",
 ]
 
-[[package]]
-name = "yaml-rust"
-version = "0.4.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "56c1936c4cc7a1c9ab21a1ebb602eb942ba868cbd44a99cb7cdc5892335e1c85"
-dependencies = [
- "linked-hash-map",
-]
-
 [[package]]
 name = "yansi"
 version = "0.5.1"
diff --git a/Cargo.toml b/Cargo.toml
index 658b8ff..48fcad1 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -35,9 +35,6 @@ anyhow = "1.0.66"
 [dev-dependencies]
 pretty_assertions = "1.3.0"
 duct = "0.13.5"
-shell-escape = "0.1.5"
-insta = "1.21.1"
-serial_test = "0.9.0"
 test-log = "0.2.11"
 
 [build-dependencies]
diff --git a/e2e/shellcode/script.ts b/e2e/shellcode/script.ts
index aec7f15..3c6a7da 100644
--- a/e2e/shellcode/script.ts
+++ b/e2e/shellcode/script.ts
@@ -8,6 +8,7 @@ import path, { join } from "node:path"
 import { writeFile } from "node:fs/promises"
 import chalk from "chalk"
 import testBinDir from "./test-bin-dir.js"
+import { rmSync } from "node:fs"
 
 class Script {
   constructor(
@@ -157,6 +158,7 @@ function write(writable: Writable, text: string): Promise<void> {
 
 export function script(shell: Pick<Shell, "dieOnErrors">): Script {
   const fnmDir = path.join(testTmpDir(), "fnm")
+  rmSync(join(fnmDir, "aliases"), { recursive: true, force: true })
   return new Script({ fnmDir }, shell.dieOnErrors ? [shell.dieOnErrors()] : [])
 }
 
diff --git a/e2e/shellcode/test-tmp-dir.ts b/e2e/shellcode/test-tmp-dir.ts
index 3c56c3a..32b655e 100644
--- a/e2e/shellcode/test-tmp-dir.ts
+++ b/e2e/shellcode/test-tmp-dir.ts
@@ -1,4 +1,4 @@
-import { mkdirSync, rmSync } from "node:fs"
+import { mkdirSync } from "node:fs"
 import { tmpdir } from "node:os"
 import { join } from "node:path"
 
@@ -9,7 +9,6 @@ export default function testTmpDir(): string {
     .replace(/_+/g, "_")
   const tmpDir = join(tmpdir(), `shellcode/${testName}`)
   mkdirSync(tmpDir, { recursive: true })
-  rmSync(join(tmpDir, "fnm/aliases"), { recursive: true, force: true })
 
   return tmpDir
 }
diff --git a/e2e/system-node.test.ts b/e2e/system-node.test.ts
index 43fb0f0..67fd535 100644
--- a/e2e/system-node.test.ts
+++ b/e2e/system-node.test.ts
@@ -12,18 +12,7 @@ for (const shell of [Bash, Fish, PowerShell, WinCmd, Zsh]) {
     const t = process.platform === "darwin" && shell === Bash ? test.skip : test
 
     t(`switches to system node`, async () => {
-      const customNode = path.join(testBinDir(), "node")
-
-      if (
-        process.platform === "win32" &&
-        [WinCmd, PowerShell].includes(shell)
-      ) {
-        await fs.writeFile(customNode + ".cmd", "@echo custom")
-      } else {
-        await fs.writeFile(customNode, `#!/bin/bash\n\necho "custom"\n`)
-        // set executable
-        await fs.chmod(customNode, 0o766)
-      }
+      await writeCustomNode()
 
       await script(shell)
         .then(shell.env({}))
@@ -34,5 +23,34 @@ for (const shell of [Bash, Fish, PowerShell, WinCmd, Zsh]) {
         .then(testNodeVersion(shell, "custom"))
         .execute(shell)
     })
+
+    t(`aliasing a system node`, async () => {
+      writeCustomNode()
+      const init = script(shell).then(shell.env({}))
+
+      await init
+        .then(shell.call("fnm", ["install", "v10.10.0"]))
+        .then(shell.call("fnm", ["use", "v10"]))
+        .then(shell.call("fnm", ["default", "10"]))
+        .execute(shell)
+
+      await init
+        .then(testNodeVersion(shell, "v10.10.0"))
+        .then(shell.call("fnm", ["default", "system"]))
+        .execute(shell)
+
+      await init.then(testNodeVersion(shell, "custom")).execute(shell)
+    })
   })
+
+  async function writeCustomNode() {
+    const customNode = path.join(testBinDir(), "node")
+    if (process.platform === "win32" && [WinCmd, PowerShell].includes(shell)) {
+      await fs.writeFile(customNode + ".cmd", "@echo custom")
+    } else {
+      await fs.writeFile(customNode, `#!/bin/bash\n\necho "custom"\n`)
+      // set executable
+      await fs.chmod(customNode, 0o766)
+    }
+  }
 }