diff --git a/src/main/java/com/poiji/bind/mapping/HSSFUnmarshaller.java b/src/main/java/com/poiji/bind/mapping/HSSFUnmarshaller.java
index 0c2b5c1..d48f01e 100644
--- a/src/main/java/com/poiji/bind/mapping/HSSFUnmarshaller.java
+++ b/src/main/java/com/poiji/bind/mapping/HSSFUnmarshaller.java
@@ -290,7 +290,7 @@ private FieldAnnotationDetail getFieldColumn(final Field field) {
 
             List<Integer> columns = indexToTitle.entrySet().stream()
                     .filter(entry -> pattern.matcher(
-                                    entry.getValue().replaceAll("@[0-9]+", ""))
+                            entry.getValue().replaceAll("@[0-9]+", ""))
                             .matches())
                     .map(Map.Entry::getKey)
                     .collect(Collectors.toList());
@@ -317,7 +317,6 @@ public Integer findTitleColumn(ExcelCellName excelCellName) {
                     .map(Map.Entry::getValue)
                     .orElse(null);
         }
-
         return null;
     }
 
diff --git a/src/test/java/com/poiji/bind/mapping/HSSFUnmarshallerTest.java b/src/test/java/com/poiji/bind/mapping/HSSFUnmarshallerTest.java
index 92fc56d..7f39071 100644
--- a/src/test/java/com/poiji/bind/mapping/HSSFUnmarshallerTest.java
+++ b/src/test/java/com/poiji/bind/mapping/HSSFUnmarshallerTest.java
@@ -24,19 +24,21 @@ public HSSFUnmarshallerTest(String fieldName) throws NoSuchFieldException {
 
     @Parameterized.Parameters(name = "{index}: ({0})={1}")
     public static Iterable<Object[]> queries() {
-        return List.of(new Object[][]{
+        return List.of(new Object[][] {
                 {
                         "id"
                 },
                 {
                         "author"
                 },
+                { "empty" }
         });
     }
 
     @Test
     public void shouldFindTitleColumn() {
-        HSSFUnmarshallerFile hssfUnmarshallerFile = new HSSFUnmarshallerFile(null, PoijiOptions.PoijiOptionsBuilder.settings().build());
+        HSSFUnmarshallerFile hssfUnmarshallerFile = new HSSFUnmarshallerFile(null,
+                PoijiOptions.PoijiOptionsBuilder.settings().build());
 
         Integer titleColumn = hssfUnmarshallerFile.findTitleColumn(annotation);
 
diff --git a/src/test/java/com/poiji/deserialize/model/InventoryData.java b/src/test/java/com/poiji/deserialize/model/InventoryData.java
index ef02aa2..fc7f26a 100644
--- a/src/test/java/com/poiji/deserialize/model/InventoryData.java
+++ b/src/test/java/com/poiji/deserialize/model/InventoryData.java
@@ -14,6 +14,9 @@ public class InventoryData {
     @ExcelCellName(value = "", expression = "Author|Composer")
     private String author;
 
+    @ExcelCellName(value = "")
+    private String empty;
+
     public void setId(Integer id) {
         this.id = id;
     }
@@ -32,8 +35,10 @@ public String toString() {
 
     @Override
     public boolean equals(Object o) {
-        if (this == o) return true;
-        if (o == null || getClass() != o.getClass()) return false;
+        if (this == o)
+            return true;
+        if (o == null || getClass() != o.getClass())
+            return false;
         InventoryData that = (InventoryData) o;
         return Objects.equals(id, that.id) && Objects.equals(author, that.author);
     }