diff --git a/cmd/bundle/exec.go b/cmd/bundle/exec.go
index 023ea3395..3a04d6a98 100644
--- a/cmd/bundle/exec.go
+++ b/cmd/bundle/exec.go
@@ -20,9 +20,12 @@ func newExecCommand() *cobra.Command {
 		Args:  cobra.MinimumNArgs(1),
 		Long: `Execute a command using the same authentication context as the bundle
 
-The current working directory of the provided command will be set to the root
+Note: The current working directory of the provided command will be set to the root
 of the bundle.
 
+Authentication to the input command will be provided by setting the appropriate
+environment variables that Databricks tools use to authenticate.
+
 Example usage:
 1. databricks bundle exec -- echo "hello, world"
 2. databricks bundle exec -- /bin/bash -c "echo hello"