diff --git a/src/main/java/com/eactive/eai/adapter/http/client/impl/HttpClient5AdapterServiceRest.java b/src/main/java/com/eactive/eai/adapter/http/client/impl/HttpClient5AdapterServiceRest.java
index 8ff7cf6..3e22538 100644
--- a/src/main/java/com/eactive/eai/adapter/http/client/impl/HttpClient5AdapterServiceRest.java
+++ b/src/main/java/com/eactive/eai/adapter/http/client/impl/HttpClient5AdapterServiceRest.java
@@ -802,7 +802,21 @@ public class HttpClient5AdapterServiceRest extends HttpClient5AdapterServiceSupp
 	 */
 	private void assignRequestKJHeaders(HttpUriRequestBase method, Properties prop, Properties tempProp) {
 
-		Properties inboundHeaders = (Properties) tempProp.get(HttpAdapterServiceKey.INBOUND_HEADER);
+		//weblogic 에서는 tempProp.get 이 property로 return 해어 아래처럼 수정함. ClassCastException 발생함.
+		//Properties inboundHeaders = (Properties) tempProp.get(HttpAdapterServiceKey.INBOUND_HEADER);
+		Properties inboundHeaders = null;
+		try {
+			Object headerObj = tempProp.get(HttpAdapterServiceKey.INBOUND_HEADER);
+			if (headerObj instanceof Properties) {    //tomcat
+				inboundHeaders = (Properties) headerObj;
+			} else if (headerObj instanceof String) {  //weblogic
+				inboundHeaders = new Properties();
+				inboundHeaders.load(new StringReader((String) headerObj));
+			}	
+		} catch (IOException e) {
+		    e.printStackTrace();
+		}
+		
 		String authorization = inboundHeaders.getProperty("authorization");
 		String jwtToken = "";