diff --git a/src/main/java/kcg/faics/cmmn/excel/ExcelExporter.java b/src/main/java/kcg/faics/cmmn/excel/ExcelExporter.java
index f381a56..d17fe67 100644
--- a/src/main/java/kcg/faics/cmmn/excel/ExcelExporter.java
+++ b/src/main/java/kcg/faics/cmmn/excel/ExcelExporter.java
@@ -100,7 +100,7 @@ public class ExcelExporter<T> extends AbstractExcelExport {
 
 				try {
 					if (t instanceof Map<?, ?>) {
-						Object o = ((Map<?, ?>) t).get(key);
+						Object o = ((Map<?, ?>) t).get(key.toLowerCase());
 						if (o instanceof String) {
 							value = o.toString();
 						} else if (o instanceof Integer || o instanceof Double || o instanceof Long) {