diff --git a/build/index.esm.js b/build/index.esm.js
new file mode 100644
index 0000000..ac66a81
--- /dev/null
+++ b/build/index.esm.js
@@ -0,0 +1,6 @@
+const addToHistoryN = n => (value, old) => [value, ...old.filter(h => h !== value).slice(0, n - 1)];
+
+const addToHistory = addToHistoryN(10);
+
+export { addToHistoryN, addToHistory };
+//# sourceMappingURL=index.esm.js.map
diff --git a/build/index.esm.js.map b/build/index.esm.js.map
new file mode 100644
index 0000000..fe6285a
--- /dev/null
+++ b/build/index.esm.js.map
@@ -0,0 +1 @@
+{"version":3,"file":"index.esm.js","sources":["../src/history/index.js"],"sourcesContent":["export const addToHistoryN = n => (value, old) => [value, ...old.filter(h => h !== value).slice(0, n - 1)]\n\nexport const addToHistory = addToHistoryN(10)"],"names":[],"mappings":"AAAO,MAAM,aAAa,GAAG,CAAC,IAAI,CAAC,KAAK,EAAE,GAAG,KAAK,CAAC,KAAK,EAAE,GAAG,GAAG,CAAC,MAAM,CAAC,CAAC,IAAI,CAAC,KAAK,KAAK,CAAC,CAAC,KAAK,CAAC,CAAC,EAAE,CAAC,GAAG,CAAC,CAAC,EAAC;;AAE1G,AAAO,MAAM,YAAY,GAAG,aAAa,CAAC,EAAE;;;;"}
\ No newline at end of file
diff --git a/build/index.js.map b/build/index.js.map
deleted file mode 100644
index 3b889ed..0000000
--- a/build/index.js.map
+++ /dev/null
@@ -1 +0,0 @@
-{"version":3,"file":"index.js","sources":["../src/history/index.js"],"sourcesContent":["export const addToHistoryN = n => (value, old) => [value, ...old.filter(h => h !== value).slice(0, n - 1)]\n\nexport const addToHistory = addToHistoryN(10)"],"names":[],"mappings":";;;;;;AAAO,MAAM,aAAa,GAAG,CAAC,IAAI,CAAC,KAAK,EAAE,GAAG,KAAK,CAAC,KAAK,EAAE,GAAG,GAAG,CAAC,MAAM,CAAC,CAAC,IAAI,CAAC,KAAK,KAAK,CAAC,CAAC,KAAK,CAAC,CAAC,EAAE,CAAC,GAAG,CAAC,CAAC,EAAC;;AAE1G,AAAO,MAAM,YAAY,GAAG,aAAa,CAAC,EAAE;;;;;;;;;;;;;"}
\ No newline at end of file
diff --git a/build/index.js b/build/index.umd.js
similarity index 93%
rename from build/index.js
rename to build/index.umd.js
index 95792a5..77b34d2 100644
--- a/build/index.js
+++ b/build/index.umd.js
@@ -14,4 +14,4 @@ exports.addToHistory = addToHistory;
 Object.defineProperty(exports, '__esModule', { value: true });
 
 })));
-//# sourceMappingURL=index.js.map
+//# sourceMappingURL=index.umd.js.map
diff --git a/build/index.umd.js.map b/build/index.umd.js.map
new file mode 100644
index 0000000..f085366
--- /dev/null
+++ b/build/index.umd.js.map
@@ -0,0 +1 @@
+{"version":3,"file":"index.umd.js","sources":["../src/history/index.js"],"sourcesContent":["export const addToHistoryN = n => (value, old) => [value, ...old.filter(h => h !== value).slice(0, n - 1)]\n\nexport const addToHistory = addToHistoryN(10)"],"names":[],"mappings":";;;;;;AAAO,MAAM,aAAa,GAAG,CAAC,IAAI,CAAC,KAAK,EAAE,GAAG,KAAK,CAAC,KAAK,EAAE,GAAG,GAAG,CAAC,MAAM,CAAC,CAAC,IAAI,CAAC,KAAK,KAAK,CAAC,CAAC,KAAK,CAAC,CAAC,EAAE,CAAC,GAAG,CAAC,CAAC,EAAC;;AAE1G,AAAO,MAAM,YAAY,GAAG,aAAa,CAAC,EAAE;;;;;;;;;;;;;"}
\ No newline at end of file
diff --git a/package.json b/package.json
index 5581d93..67db20e 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,8 @@
   "name": "axcess-common",
   "version": "1.0.1",
   "description": "Axcess common modules",
-  "main": "build/index.js",
+  "main": "build/index.umd.js",
+  "module": "build/index.esm.js",
   "scripts": {
     "test": "jest"
   },
@@ -25,8 +26,8 @@
   },
   "husky": {
     "hooks": {
-      "pre-commit": "npm test",
-      "pre-push": "npm version patch && ./node_modules/.bin/rollup -c rollup.config.js"
+      "pre-commit": "./node_modules/.bin/rollup -c rollup.config.js && npm test",
+      "pre-push": "npm version patch"
     }
   }
 }
diff --git a/rollup.config.js b/rollup.config.js
index a826684..a16e654 100644
--- a/rollup.config.js
+++ b/rollup.config.js
@@ -1,9 +1,13 @@
 export default {
   input: 'src/index.js',
-  output: {
-    file: 'build/index.js',
+  output: [{
+    file: 'build/index.umd.js',
     format: 'umd',
     name: 'axcessCommon',
-    sourcemap: true
-  }
-}
\ No newline at end of file
+  },
+  {
+    file: 'build/index.esm.js',
+    format: 'es',
+  }],
+  sourcemap: true
+}
diff --git a/src/history/index.spec.js b/src/history/index.spec.js
index c5da431..b89e135 100644
--- a/src/history/index.spec.js
+++ b/src/history/index.spec.js
@@ -1,4 +1,4 @@
-const {addToHistoryN, addToHistory} = require('../../build/index')
+const {addToHistoryN, addToHistory} = require('../../build/index.umd')
 
 describe('History', () => {
   describe('history builder', () => {