diff --git a/src/resolveToEsbuildTarget.spec.ts b/src/resolveToEsbuildTarget.spec.ts
index c03cab7..e793c4a 100644
--- a/src/resolveToEsbuildTarget.spec.ts
+++ b/src/resolveToEsbuildTarget.spec.ts
@@ -20,6 +20,8 @@ describe('resolveToEsbuildTarget', () => {
       'firefox 88',
       'node 14.16.0',
       'ios_saf 14.0-14.4',
+      'ios_saf 14.0-14.4',
+      'opera 91',
     ];
 
     const result = resolveToEsbuildTarget(browserslist(query, {}), logFn);
@@ -28,13 +30,14 @@ describe('resolveToEsbuildTarget', () => {
       { target: EsbuildEngine.Firefox, version: '88' },
       { target: EsbuildEngine.IOS, version: '14.0' },
       { target: EsbuildEngine.Node, version: '14.16.0' },
+      { target: EsbuildEngine.Opera, version: '91' },
     ]);
 
     expect(logs).toEqual([]);
   });
 
   it('throws an error on no targets', () => {
-    const query = ['ie 11'];
+    const query = ['ie_mob 11'];
 
     expect(() =>
       resolveToEsbuildTarget(browserslist(query, {}), logFn),
@@ -42,20 +45,20 @@ describe('resolveToEsbuildTarget', () => {
 
     expect(logs).toMatchInlineSnapshot(`
       [
-        "Skipping unknown target: entry=ie 11, browser=ie, version=11",
+        "Skipping unknown target: entry=ie_mob 11, browser=ie_mob, version=11",
       ]
     `);
   });
 
   it('skips unmappable targets', () => {
-    const query = ['chrome 90', 'ie 11'];
+    const query = ['chrome 90', 'ie_mob 11'];
 
     const result = resolveToEsbuildTarget(browserslist(query, {}), logFn);
 
     expect(result).toEqual([{ target: EsbuildEngine.Chrome, version: '90' }]);
     expect(logs).toMatchInlineSnapshot(`
       [
-        "Skipping unknown target: entry=ie 11, browser=ie, version=11",
+        "Skipping unknown target: entry=ie_mob 11, browser=ie_mob, version=11",
       ]
     `);
   });
diff --git a/src/types.ts b/src/types.ts
index 64ea199..fc33fb7 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -32,14 +32,18 @@ export enum BrowserslistKind {
   Node = 'node',
 }
 
-/** https://github.com/evanw/esbuild/blob/v0.11.15/internal/compat/js_table.go#L17-L35 */
+/** https://github.com/evanw/esbuild/blob/v0.15.12/internal/compat/js_table.go#L21-L47 */
 export enum EsbuildEngine {
   Chrome = 'chrome',
   Edge = 'edge',
   ES = 'es',
   Firefox = 'firefox',
+  Hermes = 'hermes',
+  IE = 'ie',
   IOS = 'ios',
   Node = 'node',
+  Opera = 'opera',
+  Rhino = 'rhino',
   Safari = 'safari',
 }
 
@@ -53,6 +57,8 @@ export const BrowserslistEsbuildMapping: Partial<
   [BrowserslistKind.Safari]: EsbuildEngine.Safari,
   [BrowserslistKind.iOS]: EsbuildEngine.IOS,
   [BrowserslistKind.Node]: EsbuildEngine.Node,
+  [BrowserslistKind.IE]: EsbuildEngine.IE,
+  [BrowserslistKind.Opera]: EsbuildEngine.Opera,
   // approximate mapping
   [BrowserslistKind.Android]: EsbuildEngine.Chrome,
   [BrowserslistKind.AndroidChrome]: EsbuildEngine.Chrome,