diff --git a/jasamedika-business/src/main/java/com/jasamedika/medifirst2000/service/impl/SlipGajiServiceImpl.java b/jasamedika-business/src/main/java/com/jasamedika/medifirst2000/service/impl/SlipGajiServiceImpl.java
index c7745130..5a21a42f 100644
--- a/jasamedika-business/src/main/java/com/jasamedika/medifirst2000/service/impl/SlipGajiServiceImpl.java
+++ b/jasamedika-business/src/main/java/com/jasamedika/medifirst2000/service/impl/SlipGajiServiceImpl.java
@@ -21,6 +21,7 @@ import java.util.stream.Collectors;
 import org.apache.poi.hssf.usermodel.HSSFSheet;
 import org.apache.poi.hssf.usermodel.HSSFWorkbook;
 import org.apache.poi.ss.usermodel.Cell;
+import org.apache.poi.ss.usermodel.CellStyle;
 import org.apache.poi.ss.usermodel.Row;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.data.domain.Sort;
@@ -318,12 +319,15 @@ public class SlipGajiServiceImpl implements SlipGajiService {
 			}
 		}
 		HSSFWorkbook workbook = new HSSFWorkbook();
+		CellStyle unlockedCellStyle = workbook.createCellStyle();
+		unlockedCellStyle.setLocked(false);
 		HSSFSheet sheet = workbook.createSheet(new SimpleDateFormat("MMMM yyyy", new Locale("in", "ID")).format(month));
+		sheet.protectSheet("Rsa6hk@@");
 		List<Object> row1 = new ArrayList<>();
 		List<Object> row2 = new ArrayList<>();
 		row1.add("ID");
 		row1.add("");
-		row1.add("");
+		row1.add(String.valueOf(month.getTime()));
 		row2.add("");
 		row2.add("ID PEGAWAI");
 		row2.add("NAMA PEGAWAI / KOMPONEN");
@@ -360,8 +364,12 @@ public class SlipGajiServiceImpl implements SlipGajiService {
 					cell.setCellValue((String) obj);
 				else if (obj instanceof Integer)
 					cell.setCellValue((Integer) obj);
-				else if (obj instanceof BigDecimal)
+				else if (obj instanceof BigDecimal) {
 					cell.setCellValue(((BigDecimal) obj).doubleValue());
+					cell.setCellStyle(unlockedCellStyle);
+				} else {
+					cell.setCellStyle(unlockedCellStyle);
+				}
 			}
 		}
 		sheet.getRow(0).setZeroHeight(true);