diff --git a/test/test/jfr/JfrTests.java b/test/test/jfr/JfrTests.java
index f3466de5e..b5318d8c3 100644
--- a/test/test/jfr/JfrTests.java
+++ b/test/test/jfr/JfrTests.java
@@ -22,12 +22,14 @@ public class JfrTests {
     public void regularPeak(TestProcess p) throws Exception {
         Output out = p.profile("-e cpu -d 6 -f %f.jfr");
         String jfrOutPath = p.getFile("%f").getAbsolutePath();
+        String peakPattern = "test/jfr/Cache.*calculateTop.*";
+
         out = Output.convertJfrToCollapsed(jfrOutPath, "--to", "2500");
-        assert !out.contains("test/jfr/Cache\\.calculateTop");
+        assert !out.contains(peakPattern);
         out = Output.convertJfrToCollapsed(jfrOutPath,"--from", "2500", "--to", "5000");
-        assert out.samples("test/jfr/Cache\\.calculateTop") >= 1;
+        assert out.samples(peakPattern) >= 1;
         out = Output.convertJfrToCollapsed(jfrOutPath,"--from", "5000");
-        assert !out.contains("test/jfr/Cache\\.calculateTop");
+        assert !out.contains(peakPattern);
     }
 
     /**