diff --git a/secure/precis/enforce9.0.0_test.go b/secure/precis/enforce9.0.0_test.go
index ed5759c..2097455 100644
--- a/secure/precis/enforce9.0.0_test.go
+++ b/secure/precis/enforce9.0.0_test.go
@@ -7,6 +7,9 @@
 package precis
 
 import (
+	"strings"
+
+	"golang.org/x/text/runes"
 	"golang.org/x/text/secure/bidirule"
 )