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 32844104c1deb..11088f9325746 100644
--- a/launcher/src/main/java/org/apache/spark/launcher/SparkLauncher.java
+++ b/launcher/src/main/java/org/apache/spark/launcher/SparkLauncher.java
@@ -93,7 +93,7 @@ public class SparkLauncher extends AbstractLauncher<SparkLauncher> {
    * Maximum time (in ms) to wait for a child process to connect back to the launcher server
    * when using @link{#start()}.
    */
-  public static final String CHILD_CONNECTION_TIMEOUT = "spark.launcher.childConectionTimeout";
+  public static final String CHILD_CONNECTION_TIMEOUT = "spark.launcher.childConnectionTimeout";
 
   /** Used internally to create unique logger names. */
   private static final AtomicInteger COUNTER = new AtomicInteger();