diff --git a/.changeset/kind-owls-grab.md b/.changeset/kind-owls-grab.md
new file mode 100644
index 0000000..b63a6e1
--- /dev/null
+++ b/.changeset/kind-owls-grab.md
@@ -0,0 +1,5 @@
+---
+'archons': patch
+---
+
+Improve doc string of `run` function
diff --git a/index.d.ts b/index.d.ts
index a749de1..df9f737 100644
--- a/index.d.ts
+++ b/index.d.ts
@@ -4,6 +4,19 @@
 /* auto-generated by NAPI-RS */
 
 export declare function defineCommand(options: Command): Command
+/**
+ * Run command
+ *
+ * **NOTE**: If the given `args` is empty, it will use `process.argv` instead.
+ *
+ * **NOTE**: The given `args` should include the nodejs executable and script name.
+ * For example, if you are running a script `index.js` in the current directory with
+ * a flag `--foo`, you should pass `["node", "index.js", "--foo"]` as `args`.
+ *
+ * @param cmd Command object
+ * @param args Run with given arguments
+ * @returns {void}
+ */
 export declare function run(cmd: Command, args?: Array<string> | undefined | null): void
 /**
  * Command context
diff --git a/index.js b/index.js
index 8185ddb..1d7ba2a 100644
--- a/index.js
+++ b/index.js
@@ -62,9 +62,7 @@ switch (platform) {
   case 'win32':
     switch (arch) {
       case 'x64':
-        localFileExisted = existsSync(
-          join(__dirname, 'archons-napi.win32-x64-msvc.node')
-        )
+        localFileExisted = existsSync(join(__dirname, 'archons-napi.win32-x64-msvc.node'))
         try {
           if (localFileExisted) {
             nativeBinding = require('./archons-napi.win32-x64-msvc.node')
@@ -76,9 +74,7 @@ switch (platform) {
         }
         break
       case 'ia32':
-        localFileExisted = existsSync(
-          join(__dirname, 'archons-napi.win32-ia32-msvc.node')
-        )
+        localFileExisted = existsSync(join(__dirname, 'archons-napi.win32-ia32-msvc.node'))
         try {
           if (localFileExisted) {
             nativeBinding = require('./archons-napi.win32-ia32-msvc.node')
@@ -90,9 +86,7 @@ switch (platform) {
         }
         break
       case 'arm64':
-        localFileExisted = existsSync(
-          join(__dirname, 'archons-napi.win32-arm64-msvc.node')
-        )
+        localFileExisted = existsSync(join(__dirname, 'archons-napi.win32-arm64-msvc.node'))
         try {
           if (localFileExisted) {
             nativeBinding = require('./archons-napi.win32-arm64-msvc.node')
@@ -131,9 +125,7 @@ switch (platform) {
         }
         break
       case 'arm64':
-        localFileExisted = existsSync(
-          join(__dirname, 'archons-napi.darwin-arm64.node')
-        )
+        localFileExisted = existsSync(join(__dirname, 'archons-napi.darwin-arm64.node'))
         try {
           if (localFileExisted) {
             nativeBinding = require('./archons-napi.darwin-arm64.node')
@@ -167,9 +159,7 @@ switch (platform) {
     switch (arch) {
       case 'x64':
         if (isMusl()) {
-          localFileExisted = existsSync(
-            join(__dirname, 'archons-napi.linux-x64-musl.node')
-          )
+          localFileExisted = existsSync(join(__dirname, 'archons-napi.linux-x64-musl.node'))
           try {
             if (localFileExisted) {
               nativeBinding = require('./archons-napi.linux-x64-musl.node')
@@ -180,9 +170,7 @@ switch (platform) {
             loadError = e
           }
         } else {
-          localFileExisted = existsSync(
-            join(__dirname, 'archons-napi.linux-x64-gnu.node')
-          )
+          localFileExisted = existsSync(join(__dirname, 'archons-napi.linux-x64-gnu.node'))
           try {
             if (localFileExisted) {
               nativeBinding = require('./archons-napi.linux-x64-gnu.node')
@@ -196,9 +184,7 @@ switch (platform) {
         break
       case 'arm64':
         if (isMusl()) {
-          localFileExisted = existsSync(
-            join(__dirname, 'archons-napi.linux-arm64-musl.node')
-          )
+          localFileExisted = existsSync(join(__dirname, 'archons-napi.linux-arm64-musl.node'))
           try {
             if (localFileExisted) {
               nativeBinding = require('./archons-napi.linux-arm64-musl.node')
@@ -209,9 +195,7 @@ switch (platform) {
             loadError = e
           }
         } else {
-          localFileExisted = existsSync(
-            join(__dirname, 'archons-napi.linux-arm64-gnu.node')
-          )
+          localFileExisted = existsSync(join(__dirname, 'archons-napi.linux-arm64-gnu.node'))
           try {
             if (localFileExisted) {
               nativeBinding = require('./archons-napi.linux-arm64-gnu.node')
@@ -225,9 +209,7 @@ switch (platform) {
         break
       case 'arm':
         if (isMusl()) {
-          localFileExisted = existsSync(
-            join(__dirname, 'archons-napi.linux-arm-musleabihf.node')
-          )
+          localFileExisted = existsSync(join(__dirname, 'archons-napi.linux-arm-musleabihf.node'))
           try {
             if (localFileExisted) {
               nativeBinding = require('./archons-napi.linux-arm-musleabihf.node')
@@ -238,9 +220,7 @@ switch (platform) {
             loadError = e
           }
         } else {
-          localFileExisted = existsSync(
-            join(__dirname, 'archons-napi.linux-arm-gnueabihf.node')
-          )
+          localFileExisted = existsSync(join(__dirname, 'archons-napi.linux-arm-gnueabihf.node'))
           try {
             if (localFileExisted) {
               nativeBinding = require('./archons-napi.linux-arm-gnueabihf.node')
@@ -254,9 +234,7 @@ switch (platform) {
         break
       case 'riscv64':
         if (isMusl()) {
-          localFileExisted = existsSync(
-            join(__dirname, 'archons-napi.linux-riscv64-musl.node')
-          )
+          localFileExisted = existsSync(join(__dirname, 'archons-napi.linux-riscv64-musl.node'))
           try {
             if (localFileExisted) {
               nativeBinding = require('./archons-napi.linux-riscv64-musl.node')
@@ -267,9 +245,7 @@ switch (platform) {
             loadError = e
           }
         } else {
-          localFileExisted = existsSync(
-            join(__dirname, 'archons-napi.linux-riscv64-gnu.node')
-          )
+          localFileExisted = existsSync(join(__dirname, 'archons-napi.linux-riscv64-gnu.node'))
           try {
             if (localFileExisted) {
               nativeBinding = require('./archons-napi.linux-riscv64-gnu.node')
@@ -282,9 +258,7 @@ switch (platform) {
         }
         break
       case 's390x':
-        localFileExisted = existsSync(
-          join(__dirname, 'archons-napi.linux-s390x-gnu.node')
-        )
+        localFileExisted = existsSync(join(__dirname, 'archons-napi.linux-s390x-gnu.node'))
         try {
           if (localFileExisted) {
             nativeBinding = require('./archons-napi.linux-s390x-gnu.node')
diff --git a/src/command.rs b/src/command.rs
index b46a928..8a34e88 100644
--- a/src/command.rs
+++ b/src/command.rs
@@ -10,6 +10,17 @@ pub fn define_command(options: Command) -> Command {
   options
 }
 
+/// Run command
+///
+/// **NOTE**: If the given `args` is empty, it will use `process.argv` instead.
+///
+/// **NOTE**: The given `args` should include the nodejs executable and script name.
+/// For example, if you are running a script `index.js` in the current directory with
+/// a flag `--foo`, you should pass `["node", "index.js", "--foo"]` as `args`.
+///
+/// @param cmd Command object
+/// @param args Run with given arguments
+/// @returns {void}
 #[napi]
 pub fn run(env: Env, cmd: Command, args: Option<Vec<String>>) -> Result<()> {
   let raw_args = resolve_option_args(env, args)?;