diff --git a/src/main/java/org/redisson/core/RSetCache.java b/src/main/java/org/redisson/core/RSetCache.java
index a2db04c93..902cb3493 100644
--- a/src/main/java/org/redisson/core/RSetCache.java
+++ b/src/main/java/org/redisson/core/RSetCache.java
@@ -19,10 +19,7 @@ import java.util.Set;
 import java.util.concurrent.TimeUnit;
 
 /**
- * <p>Set-based cache with ability to set TTL for each entry via
- * {@link #put(Object, Object, long, TimeUnit)} method.
- * And therefore has an complex lua-scripts inside.
- * Uses map(value_hash, value) to tie with sorted set which contains expiration record for every value with TTL.
+ * <p>Set-based cache with ability to set TTL for each object.
  * </p>
  *
  * <p>Current Redis implementation doesn't have set entry eviction functionality.