diff --git a/internal/mappingrules/init_rule_targets_test.go b/internal/mappingrules/init_rule_targets_test.go
index 4554508..168b02d 100644
--- a/internal/mappingrules/init_rule_targets_test.go
+++ b/internal/mappingrules/init_rule_targets_test.go
@@ -1,3 +1,5 @@
+// TODO: these tests should live with their rule_target_* counterparts
+
 package mappingrules
 
 import (