diff --git a/src/com/esotericsoftware/kryo/io/OutputChunked.java b/src/com/esotericsoftware/kryo/io/OutputChunked.java
index 207442aa9..56f5fe436 100644
--- a/src/com/esotericsoftware/kryo/io/OutputChunked.java
+++ b/src/com/esotericsoftware/kryo/io/OutputChunked.java
@@ -60,8 +60,9 @@ public void flush () throws KryoException {
 			} catch (IOException ex) {
 				throw new KryoException(ex);
 			}
+		} else {
+			super.flush();
 		}
-		super.flush();
 	}
 
 	private void writeChunkSize () throws IOException {