diff --git a/README.md b/README.md
index 3544c71..578b0b9 100644
--- a/README.md
+++ b/README.md
@@ -56,6 +56,13 @@ module.exports = {
             //   path.resolve(__dirname, "another-crate/src")
             // ],
 
+            // The options for `watchpack` constructor.
+            // Defaults to `{}`.
+            // watchOptions: {
+            //   poll: true,
+            //   ignored: /heavy_directory/,
+            // },
+
             // The same as the `--out-dir` option for `wasm-pack`
             // outDir: "pkg",
 
diff --git a/package.json b/package.json
index 883b31e..0f7bb31 100644
--- a/package.json
+++ b/package.json
@@ -35,6 +35,7 @@
     },
     "devDependencies": {
         "@types/webpack": "*",
+        "@types/watchpack": "*",
         "prettier": "^2.4.1"
     }
 }
diff --git a/plugin.d.ts b/plugin.d.ts
index 764cc89..5f657be 100644
--- a/plugin.d.ts
+++ b/plugin.d.ts
@@ -1,4 +1,5 @@
 import { Compiler } from 'webpack'
+import { WatchOptions } from 'watchpack'
 
 export interface WasmPackPluginOptions {
     crateDirectory: string
@@ -9,6 +10,7 @@ export interface WasmPackPluginOptions {
     outDir?: string
     outName?: string
     watchDirectories?: string[]
+    watchOptions?: WatchOptions
     /** Controls plugin output verbosity. Defaults to 'info'. */
     pluginLogLevel?: 'info' | 'error'
 }
diff --git a/plugin.js b/plugin.js
index df1597d..276a476 100644
--- a/plugin.js
+++ b/plugin.js
@@ -61,7 +61,7 @@ class WasmPackPlugin {
             info = () => {}
         }
 
-        this.wp = new Watchpack()
+        this.wp = new Watchpack(options.watchOptions || {})
         this.isDebug = true
         this.error = null
     }