diff --git a/cmd/soong_ui/main.go b/cmd/soong_ui/main.go
index 539db35f2..22922c0e5 100644
--- a/cmd/soong_ui/main.go
+++ b/cmd/soong_ui/main.go
@@ -18,6 +18,7 @@ import (
 	"context"
 	"flag"
 	"fmt"
+	"io/ioutil"
 	"os"
 	"path/filepath"
 	"strconv"