diff --git a/android/module.go b/android/module.go
index 767f9f4..b500f01 100644
--- a/android/module.go
+++ b/android/module.go
@@ -1300,6 +1300,8 @@
 
 func (m *ModuleBase) DepsMutator(BottomUpMutatorContext) {}
 
+// AddProperties "registers" the provided props
+// each value in props MUST be a pointer to a struct
 func (m *ModuleBase) AddProperties(props ...interface{}) {
 	m.registerProps = append(m.registerProps, props...)
 }