diff --git a/pkg/indicator/rsi.go b/pkg/indicator/rsi.go
index 30d8662a5..286b7b16e 100644
--- a/pkg/indicator/rsi.go
+++ b/pkg/indicator/rsi.go
@@ -22,7 +22,7 @@ type RSI struct {
 	PreviousAvgGain float64
 
 	EndTime         time.Time
-	UpdateCallbacks []func(value float64)
+	updateCallbacks []func(value float64)
 }
 
 func (inc *RSI) Update(price float64) {
diff --git a/pkg/indicator/rsi_callbacks.go b/pkg/indicator/rsi_callbacks.go
index 2c1a11f66..ea795930e 100644
--- a/pkg/indicator/rsi_callbacks.go
+++ b/pkg/indicator/rsi_callbacks.go
@@ -5,11 +5,11 @@ package indicator
 import ()
 
 func (inc *RSI) OnUpdate(cb func(value float64)) {
-	inc.UpdateCallbacks = append(inc.UpdateCallbacks, cb)
+	inc.updateCallbacks = append(inc.updateCallbacks, cb)
 }
 
 func (inc *RSI) EmitUpdate(value float64) {
-	for _, cb := range inc.UpdateCallbacks {
+	for _, cb := range inc.updateCallbacks {
 		cb(value)
 	}
 }