diff --git a/test/jdk/java/net/httpclient/DigestEchoClient.java b/test/jdk/java/net/httpclient/DigestEchoClient.java
index 9f963e71658..3b6d1a1773f 100644
--- a/test/jdk/java/net/httpclient/DigestEchoClient.java
+++ b/test/jdk/java/net/httpclient/DigestEchoClient.java
@@ -507,7 +507,7 @@ public class DigestEchoClient {
                 System.gc();
                 if (queue.remove(100) == ref) break;
             }
-            var error = TRACKER.checkShutdown(500);
+            var error = TRACKER.checkShutdown(900);
             if (error != null) throw error;
         }
         System.out.println("OK");