diff --git a/CHANGELOG.md b/CHANGELOG.md
index b668322..85403ca 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,12 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 
+## [2.0.2] - 2020-11-19
+### Fixed
+
+- Fix esm build named exports.
+
+
 ## [2.0.1] - 2020-11-17
 ### Changed
 
@@ -161,6 +167,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - First release.
 
 
+[2.0.2]: https://github.com/nodeca/pako/compare/2.0.1...2.0.2
 [2.0.1]: https://github.com/nodeca/pako/compare/2.0.0...2.0.1
 [2.0.0]: https://github.com/nodeca/pako/compare/1.0.11...2.0.0
 [1.0.10]: https://github.com/nodeca/pako/compare/1.0.10...1.0.11
diff --git a/index.js b/index.js
index 945ae8c..4fd9231 100644
--- a/index.js
+++ b/index.js
@@ -7,8 +7,12 @@ const { Inflate, inflate, inflateRaw, ungzip } = require('./lib/inflate');
 
 const constants = require('./lib/zlib/constants');
 
-module.exports = {
-  Deflate, deflate, deflateRaw, gzip,
-  Inflate, inflate, inflateRaw, ungzip,
-  constants
-};
+module.exports.Deflate = Deflate;
+module.exports.deflate = deflate;
+module.exports.deflateRaw = deflateRaw;
+module.exports.gzip = gzip;
+module.exports.Inflate = Inflate;
+module.exports.inflate = inflate;
+module.exports.inflateRaw = inflateRaw;
+module.exports.ungzip = ungzip;
+module.exports.constants = constants;
diff --git a/lib/deflate.js b/lib/deflate.js
index b0b450d..88b64ce 100644
--- a/lib/deflate.js
+++ b/lib/deflate.js
@@ -373,10 +373,8 @@ function gzip(input, options) {
 }
 
 
-module.exports = {
-  Deflate,
-  deflate,
-  deflateRaw,
-  gzip,
-  constants: require('./zlib/constants')
-};
+module.exports.Deflate = Deflate;
+module.exports.deflate = deflate;
+module.exports.deflateRaw = deflateRaw;
+module.exports.gzip = gzip;
+module.exports.constants = require('./zlib/constants');
diff --git a/lib/inflate.js b/lib/inflate.js
index 51c7db8..9927f7b 100644
--- a/lib/inflate.js
+++ b/lib/inflate.js
@@ -412,10 +412,8 @@ function inflateRaw(input, options) {
  **/
 
 
-module.exports = {
-  Inflate,
-  inflate,
-  inflateRaw,
-  ungzip: inflate,
-  constants: require('./zlib/constants')
-};
+module.exports.Inflate = Inflate;
+module.exports.inflate = inflate;
+module.exports.inflateRaw = inflateRaw;
+module.exports.ungzip = inflate;
+module.exports.constants = require('./zlib/constants');
diff --git a/lib/zlib/deflate.js b/lib/zlib/deflate.js
index e2e4b65..75a5b8d 100644
--- a/lib/zlib/deflate.js
+++ b/lib/zlib/deflate.js
@@ -1830,21 +1830,21 @@ const deflateSetDictionary = (strm, dictionary) => {
 };
 
 
-exports.deflateInit = deflateInit;
-exports.deflateInit2 = deflateInit2;
-exports.deflateReset = deflateReset;
-exports.deflateResetKeep = deflateResetKeep;
-exports.deflateSetHeader = deflateSetHeader;
-exports.deflate = deflate;
-exports.deflateEnd = deflateEnd;
-exports.deflateSetDictionary = deflateSetDictionary;
-exports.deflateInfo = 'pako deflate (from Nodeca project)';
+module.exports.deflateInit = deflateInit;
+module.exports.deflateInit2 = deflateInit2;
+module.exports.deflateReset = deflateReset;
+module.exports.deflateResetKeep = deflateResetKeep;
+module.exports.deflateSetHeader = deflateSetHeader;
+module.exports.deflate = deflate;
+module.exports.deflateEnd = deflateEnd;
+module.exports.deflateSetDictionary = deflateSetDictionary;
+module.exports.deflateInfo = 'pako deflate (from Nodeca project)';
 
 /* Not implemented
-exports.deflateBound = deflateBound;
-exports.deflateCopy = deflateCopy;
-exports.deflateParams = deflateParams;
-exports.deflatePending = deflatePending;
-exports.deflatePrime = deflatePrime;
-exports.deflateTune = deflateTune;
+module.exports.deflateBound = deflateBound;
+module.exports.deflateCopy = deflateCopy;
+module.exports.deflateParams = deflateParams;
+module.exports.deflatePending = deflatePending;
+module.exports.deflatePrime = deflatePrime;
+module.exports.deflateTune = deflateTune;
 */
diff --git a/lib/zlib/inflate.js b/lib/zlib/inflate.js
index 5fd7b50..2146513 100644
--- a/lib/zlib/inflate.js
+++ b/lib/zlib/inflate.js
@@ -1525,23 +1525,23 @@ const inflateSetDictionary = (strm, dictionary) => {
 };
 
 
-exports.inflateReset = inflateReset;
-exports.inflateReset2 = inflateReset2;
-exports.inflateResetKeep = inflateResetKeep;
-exports.inflateInit = inflateInit;
-exports.inflateInit2 = inflateInit2;
-exports.inflate = inflate;
-exports.inflateEnd = inflateEnd;
-exports.inflateGetHeader = inflateGetHeader;
-exports.inflateSetDictionary = inflateSetDictionary;
-exports.inflateInfo = 'pako inflate (from Nodeca project)';
+module.exports.inflateReset = inflateReset;
+module.exports.inflateReset2 = inflateReset2;
+module.exports.inflateResetKeep = inflateResetKeep;
+module.exports.inflateInit = inflateInit;
+module.exports.inflateInit2 = inflateInit2;
+module.exports.inflate = inflate;
+module.exports.inflateEnd = inflateEnd;
+module.exports.inflateGetHeader = inflateGetHeader;
+module.exports.inflateSetDictionary = inflateSetDictionary;
+module.exports.inflateInfo = 'pako inflate (from Nodeca project)';
 
 /* Not implemented
-exports.inflateCopy = inflateCopy;
-exports.inflateGetDictionary = inflateGetDictionary;
-exports.inflateMark = inflateMark;
-exports.inflatePrime = inflatePrime;
-exports.inflateSync = inflateSync;
-exports.inflateSyncPoint = inflateSyncPoint;
-exports.inflateUndermine = inflateUndermine;
+module.exports.inflateCopy = inflateCopy;
+module.exports.inflateGetDictionary = inflateGetDictionary;
+module.exports.inflateMark = inflateMark;
+module.exports.inflatePrime = inflatePrime;
+module.exports.inflateSync = inflateSync;
+module.exports.inflateSyncPoint = inflateSyncPoint;
+module.exports.inflateUndermine = inflateUndermine;
 */
diff --git a/lib/zlib/trees.js b/lib/zlib/trees.js
index 7a72281..70f7e77 100644
--- a/lib/zlib/trees.js
+++ b/lib/zlib/trees.js
@@ -1222,8 +1222,8 @@ const _tr_tally = (s, dist, lc) =>
    */
 };
 
-exports._tr_init  = _tr_init;
-exports._tr_stored_block = _tr_stored_block;
-exports._tr_flush_block  = _tr_flush_block;
-exports._tr_tally = _tr_tally;
-exports._tr_align = _tr_align;
+module.exports._tr_init  = _tr_init;
+module.exports._tr_stored_block = _tr_stored_block;
+module.exports._tr_flush_block  = _tr_flush_block;
+module.exports._tr_tally = _tr_tally;
+module.exports._tr_align = _tr_align;
diff --git a/rollup.config.js b/rollup.config.js
index 1b70b5c..f946cc0 100644
--- a/rollup.config.js
+++ b/rollup.config.js
@@ -24,30 +24,32 @@ const plugins_es5 = [
   banner
 ];
 
+const umd_out_base = { format: 'umd', name: 'pako', exports: 'named' };
+
 
 export default [
   // es6
   {
     input: 'index.js',
     output: [
-      { file: 'dist/pako.js', format: 'umd', name: 'pako' },
-      { file: 'dist/pako.min.js', format: 'umd', name: 'pako', plugins: [ terser() ] }
+      { ...umd_out_base, file: 'dist/pako.js' },
+      { ...umd_out_base, file: 'dist/pako.min.js', plugins: [ terser() ] }
     ],
     plugins: plugins
   },
   {
     input: 'lib/deflate.js',
     output: [
-      { file: 'dist/pako_deflate.js', format: 'umd', name: 'pako' },
-      { file: 'dist/pako_deflate.min.js', format: 'umd', name: 'pako', plugins: [ terser() ] }
+      { ...umd_out_base, file: 'dist/pako_deflate.js' },
+      { ...umd_out_base, file: 'dist/pako_deflate.min.js', plugins: [ terser() ] }
     ],
     plugins: plugins
   },
   {
     input: 'lib/inflate.js',
     output: [
-      { file: 'dist/pako_inflate.js', format: 'umd', name: 'pako' },
-      { file: 'dist/pako_inflate.min.js', format: 'umd', name: 'pako', plugins: [ terser() ] }
+      { ...umd_out_base, file: 'dist/pako_inflate.js' },
+      { ...umd_out_base, file: 'dist/pako_inflate.min.js', plugins: [ terser() ] }
     ],
     plugins: plugins
   },
@@ -55,24 +57,24 @@ export default [
   {
     input: 'index.js',
     output: [
-      { file: 'dist/pako.es5.js', format: 'umd', name: 'pako' },
-      { file: 'dist/pako.es5.min.js', format: 'umd', name: 'pako', plugins: [ terser() ] }
+      { ...umd_out_base, file: 'dist/pako.es5.js' },
+      { ...umd_out_base, file: 'dist/pako.es5.min.js', plugins: [ terser() ] }
     ],
     plugins: plugins_es5
   },
   {
     input: 'lib/deflate.js',
     output: [
-      { file: 'dist/pako_deflate.es5.js', format: 'umd', name: 'pako' },
-      { file: 'dist/pako_deflate.es5.min.js', format: 'umd', name: 'pako', plugins: [ terser() ] }
+      { ...umd_out_base, file: 'dist/pako_deflate.es5.js' },
+      { ...umd_out_base, file: 'dist/pako_deflate.es5.min.js', plugins: [ terser() ] }
     ],
     plugins: plugins_es5
   },
   {
     input: 'lib/inflate.js',
     output: [
-      { file: 'dist/pako_inflate.es5.js', format: 'umd', name: 'pako' },
-      { file: 'dist/pako_inflate.es5.min.js', format: 'umd', name: 'pako', plugins: [ terser() ] }
+      { ...umd_out_base, file: 'dist/pako_inflate.es5.js' },
+      { ...umd_out_base, file: 'dist/pako_inflate.es5.min.js', plugins: [ terser() ] }
     ],
     plugins: plugins_es5
   },