diff --git a/packages/@n8n/benchmark/scenarios/httpNode/httpNode.script.js b/packages/@n8n/benchmark/scenarios/httpNode/httpNode.script.js
index dd0c85c07acca..b39198225966e 100644
--- a/packages/@n8n/benchmark/scenarios/httpNode/httpNode.script.js
+++ b/packages/@n8n/benchmark/scenarios/httpNode/httpNode.script.js
@@ -8,8 +8,17 @@ export default function () {
 
 	check(res, {
 		'is status 200': (r) => r.status === 200,
-		'http requests were OK': (r) =>
-			// Response body is an array of the request status codes made with HttpNodes
-			JSON.parse(r.body).every((request) => request.statusCode === 200),
+		'http requests were OK': (r) => {
+			if (r.status !== 200) return false;
+
+			try {
+				// Response body is an array of the request status codes made with HttpNodes
+				const body = JSON.parse(r.body);
+				return Array.isArray(body) ? body.every((request) => request.statusCode === 200) : false;
+			} catch (error) {
+				console.error('Error parsing response body: ', error);
+				return false;
+			}
+		},
 	});
 }
diff --git a/packages/@n8n/benchmark/scenarios/jsCodeNodeOnceForEach/jsCodeNodeOnceForEach.script.js b/packages/@n8n/benchmark/scenarios/jsCodeNodeOnceForEach/jsCodeNodeOnceForEach.script.js
index e53a35db8b7dd..11e8e87ac3df4 100644
--- a/packages/@n8n/benchmark/scenarios/jsCodeNodeOnceForEach/jsCodeNodeOnceForEach.script.js
+++ b/packages/@n8n/benchmark/scenarios/jsCodeNodeOnceForEach/jsCodeNodeOnceForEach.script.js
@@ -7,6 +7,16 @@ export default function () {
 	const res = http.post(`${apiBaseUrl}/webhook/code-node-benchmark`, {});
 	check(res, {
 		'is status 200': (r) => r.status === 200,
-		'has items in response': (r) => JSON.parse(r.body).length === 5,
+		'has items in response': (r) => {
+			if (r.status !== 200) return false;
+
+			try {
+				const body = JSON.parse(r.body);
+				return Array.isArray(body) ? body.length === 5 : false;
+			} catch (error) {
+				console.error('Error parsing response body: ', error);
+				return false;
+			}
+		},
 	});
 }