diff --git a/admin/main.go b/admin/main.go
index 95932e57..d1dc8443 100644
--- a/admin/main.go
+++ b/admin/main.go
@@ -31,6 +31,8 @@ func main() {
 	flag.StringVar(&CloudPassword, "cloudpass", "", "Password used to sync")
 	flag.Parse()
 
+	log.Prefix("[admin] ")
+
 	var staticDir string
 	var err error
 	log.Println("Checking paths...")
diff --git a/backend/main.go b/backend/main.go
index df9659c2..bcb0befd 100644
--- a/backend/main.go
+++ b/backend/main.go
@@ -48,6 +48,8 @@ func main() {
 	var skipFullGeneration = flag.Bool("skipFullGeneration", false, "Skip initial full generation (safe to skip after start)")
 	flag.Parse()
 
+	log.Prefix("[backend] ")
+
 	SubmissionDir = path.Clean(SubmissionDir)
 
 	rand.Seed(time.Now().UnixNano())
diff --git a/frontend/main.go b/frontend/main.go
index 2137889b..3a3ee78f 100644
--- a/frontend/main.go
+++ b/frontend/main.go
@@ -37,6 +37,8 @@ func main() {
 	flag.StringVar(&SubmissionDir, "submission", "./submissions/", "Base directory where save submissions")
 	flag.Parse()
 
+	log.Prefix("[frontend] ")
+
 	log.Println("Creating submission directory...")
 	if _, err := os.Stat(SubmissionDir); os.IsNotExist(err) {
 		if err := os.MkdirAll(SubmissionDir, 0777); err != nil {