diff --git a/lib/internal/test_runner/harness.js b/lib/internal/test_runner/harness.js
index c22b961b381468..7392597409feff 100644
--- a/lib/internal/test_runner/harness.js
+++ b/lib/internal/test_runner/harness.js
@@ -1,6 +1,7 @@
 'use strict';
 const {
   ArrayPrototypeForEach,
+  FunctionPrototypeBind,
   PromiseResolve,
   SafeMap,
 } = primordials;
@@ -138,7 +139,6 @@ function setup(root) {
     createProcessEventHandler('unhandledRejection', root);
   const coverage = configureCoverage(root, globalOptions);
   const exitHandler = () => {
-    root.harness.coverage = collectCoverage(root, coverage);
     root.postRun(new ERR_TEST_FAILURE(
       'Promise resolution is still pending but the event loop has already resolved',
       kCancelledByParent));
@@ -165,7 +165,7 @@ function setup(root) {
   root.harness = {
     __proto__: null,
     bootstrapComplete: false,
-    coverage: null,
+    coverage: FunctionPrototypeBind(collectCoverage, null, root, coverage),
     counters: {
       __proto__: null,
       all: 0,
diff --git a/lib/internal/test_runner/test.js b/lib/internal/test_runner/test.js
index 0fd74d1b257653..92b9c2cbc083e1 100644
--- a/lib/internal/test_runner/test.js
+++ b/lib/internal/test_runner/test.js
@@ -644,8 +644,10 @@ class Test extends AsyncResource {
       this.reporter.diagnostic(this.nesting, kFilename, `todo ${this.root.harness.counters.todo}`);
       this.reporter.diagnostic(this.nesting, kFilename, `duration_ms ${this.#duration()}`);
 
-      if (this.harness?.coverage) {
-        this.reporter.coverage(this.nesting, kFilename, this.harness.coverage);
+      const coverage = this.harness.coverage();
+
+      if (coverage) {
+        this.reporter.coverage(this.nesting, kFilename, coverage);
       }
 
       this.reporter.push(null);