diff --git a/cc/cc.go b/cc/cc.go
index d34daec..fd7a38a 100644
--- a/cc/cc.go
+++ b/cc/cc.go
@@ -1994,6 +1994,10 @@
 	return false
 }
 
+func (d *Defaults) GenerateAndroidBuildActions(ctx android.ModuleContext) {
+	android.CollectDependencyAconfigFiles(ctx, &d.mergedAconfigFiles)
+}
+
 func (c *Module) GenerateAndroidBuildActions(actx android.ModuleContext) {
 	// Handle the case of a test module split by `test_per_src` mutator.
 	//
@@ -4075,6 +4079,9 @@
 	android.ModuleBase
 	android.DefaultsModuleBase
 	android.ApexModuleBase
+
+	// Aconfig files for all transitive deps.  Also exposed via TransitiveDeclarationsInfo
+	mergedAconfigFiles map[string]android.Paths
 }
 
 // cc_defaults provides a set of properties that can be inherited by other cc