diff --git a/.changeset/chatty-eyes-bow.md b/.changeset/chatty-eyes-bow.md
new file mode 100644
index 0000000..8f7c171
--- /dev/null
+++ b/.changeset/chatty-eyes-bow.md
@@ -0,0 +1,5 @@
+---
+"webidl-dts-gen": minor
+---
+
+fix: emscripten enum values should be numbers
diff --git a/packages/webidl-dts-gen/src/convert-idl.ts b/packages/webidl-dts-gen/src/convert-idl.ts
index c2b5a4f..18f8ee2 100644
--- a/packages/webidl-dts-gen/src/convert-idl.ts
+++ b/packages/webidl-dts-gen/src/convert-idl.ts
@@ -549,7 +549,7 @@ function convertEnum(idl: webidl2.EnumType, options: Options, emscriptenEnumMemb
       const variableDeclaration = ts.factory.createVariableDeclaration(
         ts.factory.createIdentifier(member),
         undefined,
-        ts.factory.createTypeReferenceNode('any', undefined),
+        ts.factory.createKeywordTypeNode(ts.SyntaxKind.NumberKeyword),
       )
 
       return ts.factory.createVariableStatement(
diff --git a/packages/webidl-dts-gen/tst/index.spec.ts b/packages/webidl-dts-gen/tst/index.spec.ts
index a77f7fd..5aed0e3 100644
--- a/packages/webidl-dts-gen/tst/index.spec.ts
+++ b/packages/webidl-dts-gen/tst/index.spec.ts
@@ -137,8 +137,8 @@ describe('convert', () => {
 
       expect(ts).toBe(
         withDefaultEmscriptenOutput(
-          'const bar: any;', //
-          'const baz: any;', //
+          'const bar: number;', //
+          'const baz: number;', //
           'type Foo = typeof bar | typeof baz;', //
           'function _emscripten_enum_Foo_bar(): Foo;', //
           'function _emscripten_enum_Foo_baz(): Foo;', //
@@ -158,8 +158,8 @@ describe('convert', () => {
 
       expect(ts).toBe(
         withDefaultEmscriptenOutput(
-          'const bar: any;', //
-          'const baz: any;', //
+          'const bar: number;', //
+          'const baz: number;', //
           'type Foo = typeof bar | typeof baz;', //
           'function _emscripten_enum_Foo_bar(): Foo;', //
           'function _emscripten_enum_Foo_baz(): Foo;', //