diff --git a/Jenkinsfile b/Jenkinsfile
index 3e6c740..3e84da3 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -336,7 +336,10 @@ function labelString(labels) {
 
 function fetchCounter(targetStatus) {
   try {
-    const metrics = execSync(`curl -fsS ${gateway}/metrics`, { encoding: 'utf8' });
+    const metrics = execSync(`curl -fsS ${gateway}/metrics`, {
+      encoding: 'utf8',
+      maxBuffer: 16 * 1024 * 1024
+    });
     for (const line of metrics.split(String.fromCharCode(10))) {
       if (
         line.startsWith('platform_quality_gate_runs_total{') &&