diff --git a/src/java-unsafe/net/jpountz/lz4/LZ4UnsafeUtils.java b/src/java-unsafe/net/jpountz/lz4/LZ4UnsafeUtils.java
index ec2ee9f..5385e4b 100644
--- a/src/java-unsafe/net/jpountz/lz4/LZ4UnsafeUtils.java
+++ b/src/java-unsafe/net/jpountz/lz4/LZ4UnsafeUtils.java
@@ -98,7 +98,6 @@ static void wildIncrementalCopy(byte[] dest, int matchOff, int dOff, int matchCo
 
   static void safeIncrementalCopy(byte[] dest, int matchOff, int dOff, int matchLen) {
     for (int i = 0; i < matchLen; ++i) {
-      dest[dOff + i] = dest[matchOff + i];
       writeByte(dest, dOff + i, readByte(dest, matchOff + i));
     }
   }