diff --git a/package-lock.json b/package-lock.json
index 807fa042d2bd94..b9e116f15388be 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -79,8 +79,7 @@
 				"@wordpress/viewport": "file:packages/viewport",
 				"@wordpress/warning": "file:packages/warning",
 				"@wordpress/widgets": "file:packages/widgets",
-				"@wordpress/wordcount": "file:packages/wordcount",
-				"es-module-shims": "^1.8.2"
+				"@wordpress/wordcount": "file:packages/wordcount"
 			},
 			"devDependencies": {
 				"@actions/core": "1.9.1",
@@ -24843,11 +24842,6 @@
 			"integrity": "sha512-cXLGjP0c4T3flZJKQSuziYoq7MlT+rnvfZjfp7h+I7K9BNX54kP9nyWvdbwjQ4u1iWbOL4u96fgeZLToQlZC7w==",
 			"dev": true
 		},
-		"node_modules/es-module-shims": {
-			"version": "1.8.2",
-			"resolved": "https://registry.npmjs.org/es-module-shims/-/es-module-shims-1.8.2.tgz",
-			"integrity": "sha512-7vIYVzpOhXtpc3Yn03itB+GSgVZFW7oL4kdydA+iL+IEi7HiSLBUxM05QFw4SxTl6e++pMpGqZPo2+vdNs3TbA=="
-		},
 		"node_modules/es-set-tostringtag": {
 			"version": "2.0.1",
 			"resolved": "https://registry.npmjs.org/es-set-tostringtag/-/es-set-tostringtag-2.0.1.tgz",
@@ -75264,11 +75258,6 @@
 			"integrity": "sha512-cXLGjP0c4T3flZJKQSuziYoq7MlT+rnvfZjfp7h+I7K9BNX54kP9nyWvdbwjQ4u1iWbOL4u96fgeZLToQlZC7w==",
 			"dev": true
 		},
-		"es-module-shims": {
-			"version": "1.8.2",
-			"resolved": "https://registry.npmjs.org/es-module-shims/-/es-module-shims-1.8.2.tgz",
-			"integrity": "sha512-7vIYVzpOhXtpc3Yn03itB+GSgVZFW7oL4kdydA+iL+IEi7HiSLBUxM05QFw4SxTl6e++pMpGqZPo2+vdNs3TbA=="
-		},
 		"es-set-tostringtag": {
 			"version": "2.0.1",
 			"resolved": "https://registry.npmjs.org/es-set-tostringtag/-/es-set-tostringtag-2.0.1.tgz",
diff --git a/package.json b/package.json
index 977929555f7dc6..22cdf2ce7acc88 100644
--- a/package.json
+++ b/package.json
@@ -91,8 +91,7 @@
 		"@wordpress/viewport": "file:packages/viewport",
 		"@wordpress/warning": "file:packages/warning",
 		"@wordpress/widgets": "file:packages/widgets",
-		"@wordpress/wordcount": "file:packages/wordcount",
-		"es-module-shims": "^1.8.2"
+		"@wordpress/wordcount": "file:packages/wordcount"
 	},
 	"devDependencies": {
 		"@actions/core": "1.9.1",
diff --git a/tools/webpack/interactivity.js b/tools/webpack/interactivity.js
index cbde31171fe26e..7f5c7f64a09d7f 100644
--- a/tools/webpack/interactivity.js
+++ b/tools/webpack/interactivity.js
@@ -2,7 +2,7 @@
  * External dependencies
  */
 const { join } = require( 'path' );
-const CopyWebpackPlugin = require( 'copy-webpack-plugin' );
+
 /**
  * WordPress dependencies
  */
@@ -66,19 +66,7 @@ module.exports = {
 			},
 		],
 	},
-	plugins: [
-		...plugins,
-		// TODO: Move it to a different Webpack file.
-		new CopyWebpackPlugin( {
-			patterns: [
-				{
-					from: './node_modules/es-module-shims/dist/es-module-shims.wasm.js',
-					to: './build/modules/importmap-polyfill.min.js',
-				},
-			],
-		} ),
-		new DependencyExtractionWebpackPlugin(),
-	],
+	plugins: [ ...plugins, new DependencyExtractionWebpackPlugin() ],
 	watchOptions: {
 		ignored: [ '**/node_modules' ],
 		aggregateTimeout: 500,