diff --git a/.changeset/poor-crews-hear.md b/.changeset/poor-crews-hear.md
new file mode 100644
index 00000000..420984e2
--- /dev/null
+++ b/.changeset/poor-crews-hear.md
@@ -0,0 +1,5 @@
+---
+'@vocab/webpack': patch
+---
+
+Update `es-module-lexer` dependency
diff --git a/packages/webpack/package.json b/packages/webpack/package.json
index 521a83a7..84943624 100644
--- a/packages/webpack/package.json
+++ b/packages/webpack/package.json
@@ -42,7 +42,7 @@
     "@vocab/core": "^1.6.2",
     "cjs-module-lexer": "^1.2.2",
     "debug": "^4.3.1",
-    "es-module-lexer": "^0.10.0",
+    "es-module-lexer": "^1.0.0",
     "picocolors": "^1.0.0",
     "virtual-resource-loader": "^1.0.1"
   },
diff --git a/packages/webpack/src/loader.ts b/packages/webpack/src/loader.ts
index 99c52c6c..965b6bcb 100644
--- a/packages/webpack/src/loader.ts
+++ b/packages/webpack/src/loader.ts
@@ -73,6 +73,11 @@ function renderLanguageLoaderAsync(
   };
 }
 
+function findExportNames(source: string, mode: 'cjs'): string[];
+function findExportNames(
+  source: string,
+  mode: 'esm',
+): esModuleLexer.ExportSpecifier[];
 function findExportNames(source: string, mode: 'cjs' | 'esm') {
   if (mode === 'esm') {
     const [, exports] = esModuleLexer.parse(source);
@@ -126,12 +131,12 @@ export default async function vocabLoader(this: LoaderContext, source: string) {
   const esmExports = findExportNames(source, 'esm');
   if (esmExports.length > 0) {
     const exportName = esmExports[0];
-    trace(`Found ESM export '${exportName}' in ${this.resourcePath}`);
+    trace(`Found ESM export '${exportName.n}' in ${this.resourcePath}`);
 
     result = /* ts */ `
       import { createLanguage, createTranslationFile } from '@vocab/webpack/${target}';
       ${translations}
-      export { translations as ${exportName} };
+      export { translations as ${exportName.n} };
     `;
   } else {
     // init needs to be called and waited upon
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index c63f2e64..9fd92ef0 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -423,8 +423,8 @@ importers:
         specifier: ^4.3.1
         version: 4.3.4
       es-module-lexer:
-        specifier: ^0.10.0
-        version: 0.10.5
+        specifier: ^1.0.0
+        version: 1.5.0
       picocolors:
         specifier: ^1.0.0
         version: 1.0.0
@@ -4879,10 +4879,6 @@ packages:
       safe-array-concat: 1.1.2
     dev: false
 
-  /es-module-lexer@0.10.5:
-    resolution: {integrity: sha512-+7IwY/kiGAacQfY+YBhKMvEmyAJnw5grTUgjG85Pe7vcUI/6b7pZjZG8nQ7+48YhzEAEqrEgD2dCz/JIK+AYvw==}
-    dev: false
-
   /es-module-lexer@1.5.0:
     resolution: {integrity: sha512-pqrTKmwEIgafsYZAGw9kszYzmagcE/n4dbgwGWLEXg7J4QFJVQRBld8j3Q3GNez79jzxZshq0bcT962QHOghjw==}