diff --git a/internal/controller/spinapp_executor_metrics.go b/internal/controller/spinapp_executor_metrics.go
index 2f705147..bc58bbb6 100644
--- a/internal/controller/spinapp_executor_metrics.go
+++ b/internal/controller/spinapp_executor_metrics.go
@@ -6,6 +6,9 @@ import (
 )
 
 type spinAppExecutorMetrics struct {
+	// Record executor metadata as info metric.
+	// This is particularly useful for querying
+	// available executor names for creating dashboards
 	infoGauge *prometheus.GaugeVec
 }
 
diff --git a/internal/controller/spinapp_metrics.go b/internal/controller/spinapp_metrics.go
index 4405c297..dc3ac26d 100644
--- a/internal/controller/spinapp_metrics.go
+++ b/internal/controller/spinapp_metrics.go
@@ -6,6 +6,9 @@ import (
 )
 
 type spinAppMetrics struct {
+	// Record spinapp metadata as info metric.
+	// This is particularly useful for querying
+	// available app names for creating dashboards
 	infoGauge *prometheus.GaugeVec
 }