diff --git a/test/common/README.md b/test/common/README.md
index a60a60ce206c89..1f47baf7a8593f 100644
--- a/test/common/README.md
+++ b/test/common/README.md
@@ -450,9 +450,8 @@ Windows and `30` elsewhere.
 
 Returns an array of all `.cpuprofile` files found in `dir`.
 
-### getFrames(output, file, suffix)
+### getFrames(file, suffix)
 
-* `output` Unused.
 * `file` {string} Path to a `.cpuprofile` file.
 * `suffix` {string} Suffix of the URL of call frames to retrieve.
 * returns { frames: [<Object>], nodes: [<Object>] }
diff --git a/test/common/cpu-prof.js b/test/common/cpu-prof.js
index 78e746082b4990..8e8bd42275b7d8 100644
--- a/test/common/cpu-prof.js
+++ b/test/common/cpu-prof.js
@@ -14,7 +14,7 @@ function getCpuProfiles(dir) {
     .map((file) => path.join(dir, file));
 }
 
-function getFrames(output, file, suffix) {
+function getFrames(file, suffix) {
   const data = fs.readFileSync(file, 'utf8');
   const profile = JSON.parse(data);
   const frames = profile.nodes.filter((i) => {
@@ -25,7 +25,7 @@ function getFrames(output, file, suffix) {
 }
 
 function verifyFrames(output, file, suffix) {
-  const { frames, nodes } = getFrames(output, file, suffix);
+  const { frames, nodes } = getFrames(file, suffix);
   if (frames.length === 0) {
     // Show native debug output and the profile for debugging.
     console.log(output.stderr.toString());
diff --git a/test/parallel/test-cpu-prof-dir-worker.js b/test/parallel/test-cpu-prof-dir-worker.js
index d382088ca7286b..fe72af7416d813 100644
--- a/test/parallel/test-cpu-prof-dir-worker.js
+++ b/test/parallel/test-cpu-prof-dir-worker.js
@@ -41,8 +41,8 @@ const {
   assert(fs.existsSync(dir));
   const profiles = getCpuProfiles(dir);
   assert.strictEqual(profiles.length, 2);
-  const profile1 = getFrames(output, profiles[0], 'fibonacci.js');
-  const profile2 = getFrames(output, profiles[1], 'fibonacci.js');
+  const profile1 = getFrames(profiles[0], 'fibonacci.js');
+  const profile2 = getFrames(profiles[1], 'fibonacci.js');
   if (profile1.frames.length === 0 && profile2.frames.length === 0) {
     // Show native debug output and the profile for debugging.
     console.log(output.stderr.toString());