diff --git a/src/main/java/space/caoshd/otone/builder/ColumnBuilder.java b/src/main/java/space/caoshd/otone/builder/ColumnBuilder.java
index 8621b55..057bb19 100644
--- a/src/main/java/space/caoshd/otone/builder/ColumnBuilder.java
+++ b/src/main/java/space/caoshd/otone/builder/ColumnBuilder.java
@@ -27,7 +27,7 @@ public class ColumnBuilder {
 
     public ColumnBuilder(String schemaName, String tableName) {
         this.schemaName = schemaName;
-        this.tableName  = tableName;
+        this.tableName = tableName;
     }
 
     public List<ColumnInfo> build() {