diff --git a/java/droiddoc.go b/java/droiddoc.go
index abdceba..098400b 100644
--- a/java/droiddoc.go
+++ b/java/droiddoc.go
@@ -223,6 +223,9 @@
 
 	// if set to true, generate docs through Dokka instead of Doclava.
 	Dokka_enabled *bool
+
+	// Compat config XML. Generates compat change documentation if set.
+	Compat_config *string `android:"path"`
 }
 
 type DroidstubsProperties struct {
@@ -1037,6 +1040,11 @@
 
 	cmd.Flag(d.Javadoc.args).Implicits(d.Javadoc.argFiles)
 
+	if d.properties.Compat_config != nil {
+		compatConfig := android.PathForModuleSrc(ctx, String(d.properties.Compat_config))
+		cmd.FlagWithInput("-compatconfig ", compatConfig)
+	}
+
 	var desc string
 	if Bool(d.properties.Dokka_enabled) {
 		desc = "dokka"