diff --git a/nifi-toolkit/nifi-toolkit-client/src/main/java/org/apache/nifi/toolkit/client/impl/request/ProxiedEntityRequestConfig.java b/nifi-toolkit/nifi-toolkit-client/src/main/java/org/apache/nifi/toolkit/client/impl/request/ProxiedEntityRequestConfig.java
index 4ce050488ae9..12be4df821c5 100644
--- a/nifi-toolkit/nifi-toolkit-client/src/main/java/org/apache/nifi/toolkit/client/impl/request/ProxiedEntityRequestConfig.java
+++ b/nifi-toolkit/nifi-toolkit-client/src/main/java/org/apache/nifi/toolkit/client/impl/request/ProxiedEntityRequestConfig.java
@@ -33,7 +33,7 @@
  */
 public class ProxiedEntityRequestConfig implements RequestConfig {
 
-    private static final String PROXIED_ENTITIES_CHAIN_HEADER = "X-Proxied-Entities-Chain";
+    private static final String PROXIED_ENTITIES_CHAIN_HEADER = "X-ProxiedEntitiesChain";
 
     private final String[] proxiedEntities;