diff --git a/Erasure-Coding-for-warm-storage.md b/Erasure-Coding-for-warm-storage.md
index 03cc222..3cc4503 100644
--- a/Erasure-Coding-for-warm-storage.md
+++ b/Erasure-Coding-for-warm-storage.md
@@ -18,7 +18,7 @@ The downside:
 * If some EC shards are missing, fetching data on those shards would be slower.
 * Re-construct missing EC shards would require transmitting whole volume data.
 * Only deletion is supported. Update is not supported.
-* Compaction is WIP. This would require transmitting whole volume data.
+* Compaction would require converting back to normal volumes first.
 
 Side Note:
 * The 10+4 can be easily adjusted via `DataShardsCount` and `ParityShardsCount` in