diff --git a/lib/index.ts b/lib/index.ts
index 917681fb5f8..93ae369cd58 100644
--- a/lib/index.ts
+++ b/lib/index.ts
@@ -150,13 +150,10 @@ export default class VM extends AsyncEventEmitter {
    * Returns a copy of the [[VM]] instance.
    */
   copy(): VM {
-    const hardfork = this._common.hardfork()
-
     return new VM({
       stateManager: this.stateManager.copy(),
       blockchain: this.blockchain,
-      chain: this._common.chainName(),
-      hardfork: hardfork !== null ? hardfork : undefined,
+      common: this._common
     })
   }