diff --git a/commitlint.config.json b/commitlint.config.json
index 766f9e7..f0f38bf 100644
--- a/commitlint.config.json
+++ b/commitlint.config.json
@@ -19,6 +19,7 @@
       "package",
       "relic",
       "style",
+      "ttypescript",
       "typescript",
       "vscode"
     ]]
diff --git a/package-lock.json b/package-lock.json
index 7980939..848e07e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14211,15 +14211,6 @@
       "integrity": "sha512-rvuRbTarPXmMb79SmzEp8aqXNKcK+y0XaB298IXueQ8I2PsrATcPBCSPyK/dDNa2iWOhKlfNnOjdAOTBU/nkFA==",
       "dev": true
     },
-    "ts-transform-import-path-rewrite": {
-      "version": "0.2.1",
-      "resolved": "https://registry.npmjs.org/ts-transform-import-path-rewrite/-/ts-transform-import-path-rewrite-0.2.1.tgz",
-      "integrity": "sha512-9MJ66a4cSbQLLsY3ZGBXjsFbjm3B/bJ9Or08sDChiN1BQGDFBJGopjtp648rCixlvePovDY5lQRZcoWpJDN4Ww==",
-      "dev": true,
-      "requires": {
-        "typescript": "3"
-      }
-    },
     "tsconfig-paths": {
       "version": "3.9.0",
       "resolved": "https://registry.npmjs.org/tsconfig-paths/-/tsconfig-paths-3.9.0.tgz",
diff --git a/package.json b/package.json
index e8041f4..6019b1a 100644
--- a/package.json
+++ b/package.json
@@ -71,7 +71,6 @@
     "remark-cli": "8.0.1",
     "remark-toc": "7.0.0",
     "standard-version": "9.0.0",
-    "ts-transform-import-path-rewrite": "0.2.1",
     "tsconfigs": "5.0.0",
     "tty-table": "4.1.3",
     "ttypescript": "1.5.11",
diff --git a/src/package/ts-transform-js-extension.cjs b/src/package/ts-transform-js-extension.cjs
new file mode 100644
index 0000000..f49b9d7
--- /dev/null
+++ b/src/package/ts-transform-js-extension.cjs
@@ -0,0 +1,31 @@
+const ts = require('typescript')
+
+module.exports.transform = (ctx) => (sf) => ts.visitNode(sf, (node) => {
+  const visitor = (node) => {
+    const originalPath = (
+      ts.isImportDeclaration(node) ||
+      ts.isExportDeclaration(node)) &&
+      node.moduleSpecifier
+      ? node.moduleSpecifier.getText(sf).slice(1, -1)
+      : (
+        ts.isImportTypeNode(node) &&
+        ts.isLiteralTypeNode(node.argument) &&
+        ts.isStringLiteral(node.argument.literal)
+      )
+        ? node.argument.literal.text
+        : null
+
+    if (originalPath === null) return node
+    const pathWithExtension = originalPath.endsWith('.js')
+      ? originalPath
+      : originalPath + '.js'
+    const newNode = ts.getMutableClone(node)
+    if (ts.isImportDeclaration(node) || ts.isExportDeclaration(node)) {
+      newNode.moduleSpecifier = ts.createLiteral(pathWithExtension)
+    } else if (ts.isImportTypeNode(node)) {
+      newNode.argument = ts.createLiteralTypeNode(pathWithExtension)
+    }
+    return newNode
+  }
+  return ts.visitEachChild(node, visitor, ctx)
+})
diff --git a/src/package/tsconfig.json b/src/package/tsconfig.json
index 1986183..441f1c5 100644
--- a/src/package/tsconfig.json
+++ b/src/package/tsconfig.json
@@ -7,13 +7,10 @@
     "outDir": "../../build/package",
     "plugins": [
       {
-        "transform": "ts-transform-import-path-rewrite",
+        "transform": "./ts-transform-js-extension.cjs",
         "import": "transform",
-        "alias": {
-          "^(\\..*)(?<!\\.js)$": "$1.js"
-        },
         "after": true,
-        "type": "config"
+        "type": "raw"
       }
     ]
   },