diff --git a/helper/testtask/testtask_windows.go b/helper/testtask/testtask_windows.go
index 64717665f..a532b418e 100644
--- a/helper/testtask/testtask_windows.go
+++ b/helper/testtask/testtask_windows.go
@@ -8,6 +8,7 @@ import (
 )
 
 func executeProcessGroup(gid string) {
-	fmt.Fprintf(os.Stderr, "process groups are not supported on windows\n")
+	fmt.Fprintf(os.Stderr, "TODO: implement process groups are on windows\n")
+	fmt.Fprintf(os.Stderr, "TODO: see https://github.com/hashicorp/nomad/blob/109c5ef650206fc62334d202002cda92ceb67399/drivers/shared/executor/executor_windows.go#L9-L17\n")
 	os.Exit(1)
 }