diff --git a/.babelrc b/.babelrc
new file mode 100644
index 0000000..4d03f94
--- /dev/null
+++ b/.babelrc
@@ -0,0 +1,27 @@
+{
+  "presets": [
+    [
+      "@babel/env",
+      {
+        "targets": {
+          "esmodules": true
+        },
+        "modules": "umd"
+      }
+    ]
+  ],
+  "plugins": [
+    [
+      "@babel/plugin-proposal-class-properties",
+      {
+        "loose": true
+      }
+    ],
+    [
+      "@babel/plugin-proposal-private-methods",
+      {
+        "loose": true
+      }
+    ]
+  ]
+}
\ No newline at end of file
diff --git a/package.json b/package.json
index a6ad5b8..f6e007a 100644
--- a/package.json
+++ b/package.json
@@ -9,6 +9,7 @@
     "devDependencies": {
         "@babel/compat-data": "^7.10.3",
         "@babel/core": "^7.10.3",
+        "@babel/helper-module-imports": "^7.10.4",
         "@babel/plugin-proposal-class-properties": "^7.10.1",
         "@babel/plugin-proposal-private-methods": "^7.10.1",
         "@babel/preset-env": "^7.10.3",