diff --git a/android/package_ctx.go b/android/package_ctx.go
index a228910..d3527fa 100644
--- a/android/package_ctx.go
+++ b/android/package_ctx.go
@@ -19,6 +19,7 @@
 	"strings"
 
 	"github.com/google/blueprint"
+	"github.com/google/blueprint/pathtools"
 )
 
 // PackageContext is a wrapper for blueprint.PackageContext that adds
@@ -59,6 +60,10 @@
 	e.pctx.AddNinjaFileDeps(deps...)
 }
 
+func (e *configErrorWrapper) Fs() pathtools.FileSystem {
+	return nil
+}
+
 type PackageVarContext interface {
 	PathContext
 	errorfContext