diff --git a/android/variable.go b/android/variable.go
index b238c4a..e0d512d 100644
--- a/android/variable.go
+++ b/android/variable.go
@@ -423,6 +423,9 @@
 
 	TargetFSConfigGen []string `json:",omitempty"`
 
+	UseSoongSystemImage            *bool   `json:",omitempty"`
+	ProductSoongDefinedSystemImage *string `json:",omitempty"`
+
 	EnforceProductPartitionInterface *bool `json:",omitempty"`
 
 	EnforceInterPartitionJavaSdkLibrary *bool    `json:",omitempty"`