diff --git a/packages/contracts/src.ts/index.ts b/packages/contracts/src.ts/index.ts
index 176d9b64f..6cb6aed8e 100644
--- a/packages/contracts/src.ts/index.ts
+++ b/packages/contracts/src.ts/index.ts
@@ -764,7 +764,7 @@ export class Contract {
         if (!this._wrappedEmits[runningEvent.tag]) {
             const wrappedEmit = (log: Log) => {
                 const event = this._wrapEvent(runningEvent, log, listener);
-                const args = (event.args || []);
+                const args = (event.args || []).slice();
                 args.push(event);
                 this.emit(runningEvent.filter, ...args);
             };
diff --git a/packages/tests/src.ts/test-contract.ts b/packages/tests/src.ts/test-contract.ts
index 94a0d97e9..c6d88231e 100644
--- a/packages/tests/src.ts/test-contract.ts
+++ b/packages/tests/src.ts/test-contract.ts
@@ -58,9 +58,9 @@ function TestContractEvents() {
                     done = true;
 
                     let args = Array.prototype.slice.call(arguments);
-                    let event = args.pop();
+                    let event = args[args.length - 1];
                     event.removeListener();
-                    equals(event.event, args, expected);
+                    equals(event.event, args.slice(0, args.length - 1), expected);
                     resolve();
                 });