diff --git a/core/src/main/java/hudson/slaves/AbstractCloudSlave.java b/core/src/main/java/hudson/slaves/AbstractCloudSlave.java
index 6e84d806bb0a615e594f523b40f608779bec13f9..9b96e4af117263c21a899a86d4b97966b59a0909 100644
--- a/core/src/main/java/hudson/slaves/AbstractCloudSlave.java
+++ b/core/src/main/java/hudson/slaves/AbstractCloudSlave.java
@@ -37,7 +37,7 @@ import java.util.logging.Logger;
 
 /**
  * Partial implementation of {@link Slave} to be used by {@link AbstractCloudImpl}.
- *
+ * You may want to implement {@link EphemeralNode} too.
  * @author Kohsuke Kawaguchi
  * @since 1.382
  */