diff --git a/package.json b/package.json
index 2ff8756..5d56204 100644
--- a/package.json
+++ b/package.json
@@ -107,8 +107,7 @@
     "@types/chalk": "2.2.0",
     "chalk": "4.1.2",
     "figures": "3.2.0",
-    "lodash.merge": "4.6.2",
-    "tslib": "2.3.1"
+    "lodash.merge": "4.6.2"
   },
   "devDependencies": {
     "@babel/core": "7.15.8",
diff --git a/tsconfig.prod.cjs.json b/tsconfig.prod.cjs.json
index c7aedb4..8a7c13b 100644
--- a/tsconfig.prod.cjs.json
+++ b/tsconfig.prod.cjs.json
@@ -1,7 +1,7 @@
 {
   "compilerOptions": {
     "downlevelIteration": true,
-    "importHelpers": true,
+    "importHelpers": false,
     "module": "commonjs",
     "outDir": "./cjs",
     "target": "es5"
diff --git a/yarn.lock b/yarn.lock
index f262d63..da74514 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -824,7 +824,6 @@ __metadata:
     tsc-prog: 2.2.1
     tsconfig: 7.0.0
     tsconfig-paths: 3.11.0
-    tslib: 2.3.1
     typescript: 4.5.0-beta
     yargs: 17.2.1
   peerDependencies: