diff --git a/src/main/java/com/eactive/eai/adapter/http/dynamic/impl/HttpAdapterServiceBypass.java b/src/main/java/com/eactive/eai/adapter/http/dynamic/impl/HttpAdapterServiceBypass.java
index dd5ab69..e7af5f3 100644
--- a/src/main/java/com/eactive/eai/adapter/http/dynamic/impl/HttpAdapterServiceBypass.java
+++ b/src/main/java/com/eactive/eai/adapter/http/dynamic/impl/HttpAdapterServiceBypass.java
@@ -45,7 +45,7 @@ public class HttpAdapterServiceBypass extends HttpAdapterServiceSupport {
 	public static final String HTTP_STATUS = "HTTP_STATUS";
 	public static final String PROPERTIES_NAME_HTTP_REQUEST_METHOD = "httpRequestMethod";
 	public static final String[] HOP_BY_HOP_HEADERS = new String[] { "Connection", "Keep-Alive", "Proxy-Authenticate",
-			"Proxy-Authorization", "TE", "Trailers", "Transfer-Encoding", "Upgrade" };
+			"Proxy-Authorization", "TE", "Trailers", "Trailer", "Transfer-Encoding", "Upgrade" };
 
 	protected boolean doPreserveCookies = false;
 	protected boolean doPreserveCookiePath = false;