diff --git a/bin/spark-class b/bin/spark-class
index 5f047b3a777f2..629843333f2cc 100755
--- a/bin/spark-class
+++ b/bin/spark-class
@@ -170,6 +170,7 @@ if [ -n "$SPARK_SUBMIT_BOOTSTRAP_DRIVER" ]; then
   shift
   exec "$RUNNER" org.apache.spark.deploy.SparkSubmitDriverBootstrapper "$@"
 else
+  # Note: The format of this command is closely echoed in SparkSubmitDriverBootstrapper.scala
   if [ -n "$SPARK_PRINT_LAUNCH_COMMAND" ]; then
     echo -n "Spark Command: " 1>&2
     echo "$RUNNER" -cp "$CLASSPATH" $JAVA_OPTS "$@" 1>&2
diff --git a/bin/spark-submit b/bin/spark-submit
index fd8f4b8e80de9..32c911cd0438b 100755
--- a/bin/spark-submit
+++ b/bin/spark-submit
@@ -46,7 +46,7 @@ export SPARK_SUBMIT_PROPERTIES_FILE=${SPARK_SUBMIT_PROPERTIES_FILE:-"$DEFAULT_PR
 # For client mode, the driver will be launched in the same JVM that launches
 # SparkSubmit, so we may need to read the properties file for any extra class
 # paths, library paths, java options and memory early on. Otherwise, it will
-# be too late by the time the JVM has started.
+# be too late by the time the driver JVM has started.
 
 if [[ "$SPARK_SUBMIT_DEPLOY_MODE" == "client" && -f "$SPARK_SUBMIT_PROPERTIES_FILE" ]]; then
   # Parse the properties file only if the special configs exist