diff --git a/table/core/src/main/java/com/riiablo/table/DataOutput.java b/table/core/src/main/java/com/riiablo/table/DataOutput.java
index 4cf9013b..b4f1c971 100644
--- a/table/core/src/main/java/com/riiablo/table/DataOutput.java
+++ b/table/core/src/main/java/com/riiablo/table/DataOutput.java
@@ -1,10 +1,10 @@
 package com.riiablo.table;
 
 public interface DataOutput {
-  void write8(int value);
-  void write16(int value);
-  void write32(int value);
-  void write64(long value);
-  void writeBoolean(boolean value);
-  void writeString(CharSequence chars);
+  DataOutput write8(int value);
+  DataOutput write16(int value);
+  DataOutput write32(int value);
+  DataOutput write64(long value);
+  DataOutput writeBoolean(boolean value);
+  DataOutput writeString(CharSequence chars);
 }