diff --git a/processFiles.go b/processFiles.go
index 7be5f7c..8bc9fd6 100644
--- a/processFiles.go
+++ b/processFiles.go
@@ -36,7 +36,7 @@ func moveBuildArtifacts() bool {
 
 		newROMs = true
 		log.Printf("new build found - moving file %s", v.Name())
-		romCache.Lock() // lock to prevent multiple concurrent goroutines moving the same file
+		romCache.Lock() // RW lock to prevent multiple concurrent goroutines moving the same file
 		err := copyThenDeleteFile(fmt.Sprintf("%s/%s", buildOutDirectory, v.Name()), fmt.Sprintf("%s/%s", romDirectory, v.Name()))
 		romCache.Unlock()
 		if err != nil {