diff --git a/sysprop/sysprop_library.go b/sysprop/sysprop_library.go
index a29d4c3..409bca4 100644
--- a/sysprop/sysprop_library.go
+++ b/sysprop/sysprop_library.go
@@ -363,7 +363,10 @@
 // sysprop_library creates schematized APIs from sysprop description files (.sysprop).
 // Both Java and C++ modules can link against sysprop_library, and API stability check
 // against latest APIs (see build/soong/scripts/freeze-sysprop-api-files.sh)
-// is performed.
+// is performed. Note that the generated C++ module has its name prefixed with
+// `lib`, and it is this module that should be depended on from other C++
+// modules; i.e., if the sysprop_library module is named `foo`, C++ modules
+// should depend on `libfoo`.
 func syspropLibraryFactory() android.Module {
 	m := &syspropLibrary{}