diff --git a/launcher/src/main/java/org/apache/spark/launcher/SparkLauncher.java b/launcher/src/main/java/org/apache/spark/launcher/SparkLauncher.java
index 61624779027b6..bcff454b99acf 100644
--- a/launcher/src/main/java/org/apache/spark/launcher/SparkLauncher.java
+++ b/launcher/src/main/java/org/apache/spark/launcher/SparkLauncher.java
@@ -99,6 +99,7 @@ public class SparkLauncher extends AbstractLauncher<SparkLauncher> {
    * @deprecated use `CHILD_CONNECTION_TIMEOUT`
    * @since 1.6.0
    */
+  @Deprecated
   public static final String DEPRECATED_CHILD_CONNECTION_TIMEOUT =
     "spark.launcher.childConectionTimeout";