diff --git a/nodebuilder/pruner/module.go b/nodebuilder/pruner/module.go
index 94d59c3973..537d9127f2 100644
--- a/nodebuilder/pruner/module.go
+++ b/nodebuilder/pruner/module.go
@@ -45,6 +45,7 @@ func ConstructModule(tp node.Type, cfg *Config) fx.Option {
 
 	switch tp {
 	case node.Light:
+		// LNs enforce pruning by default
 		return fx.Module("prune",
 			baseComponents,
 			prunerService,