diff --git a/redisson/src/main/java/org/redisson/api/RKeys.java b/redisson/src/main/java/org/redisson/api/RKeys.java
index 304b75d9c..6d17fd802 100644
--- a/redisson/src/main/java/org/redisson/api/RKeys.java
+++ b/redisson/src/main/java/org/redisson/api/RKeys.java
@@ -144,7 +144,7 @@ public interface RKeys extends RKeysAsync {
     long touch(String... names);
     
     /**
-     * Checks if provided keys exist
+     * Returns amount of existing keys
      * 
      * @param names of keys
      * @return amount of existing keys
diff --git a/redisson/src/main/java/org/redisson/api/RObject.java b/redisson/src/main/java/org/redisson/api/RObject.java
index 1bedd332d..6bab032fa 100644
--- a/redisson/src/main/java/org/redisson/api/RObject.java
+++ b/redisson/src/main/java/org/redisson/api/RObject.java
@@ -182,7 +182,7 @@ public interface RObject extends RObjectAsync {
 
     /**
      * Rename current object key to <code>newName</code>
-     * only if new key is not exists
+     * only if new key doesn't exist.
      *
      * @param newName - new name of object
      * @return <code>true</code> if object has been renamed successfully and <code>false</code> otherwise