diff --git a/android/variable.go b/android/variable.go
index a4ee886..df9db7c 100644
--- a/android/variable.go
+++ b/android/variable.go
@@ -605,6 +605,9 @@
 	ProductLinkerConfigSrcs []string `json:",omitempty"`
 
 	ProductCopyFiles map[string]string `json:",omitempty"`
+
+	BuildingSystemDlkmImage bool     `json:",omitempty"`
+	SystemKernelModules     []string `json:",omitempty"`
 }
 
 func boolPtr(v bool) *bool {