diff --git a/jetty-server/src/main/java/org/eclipse/jetty/server/HttpConfiguration.java b/jetty-server/src/main/java/org/eclipse/jetty/server/HttpConfiguration.java
index 4de4848708c..9aa9b62fcc8 100644
--- a/jetty-server/src/main/java/org/eclipse/jetty/server/HttpConfiguration.java
+++ b/jetty-server/src/main/java/org/eclipse/jetty/server/HttpConfiguration.java
@@ -140,6 +140,7 @@ public class HttpConfiguration implements Dumpable
         _minResponseDataRate = config._minResponseDataRate;
         _requestCookieCompliance = config._requestCookieCompliance;
         _responseCookieCompliance = config._responseCookieCompliance;
+        _multiPartCompliance = config._multiPartCompliance;
         _notifyRemoteAsyncErrors = config._notifyRemoteAsyncErrors;
     }