diff --git a/config/config.go b/config/config.go
index ea5463f..326f859 100644
--- a/config/config.go
+++ b/config/config.go
@@ -25,7 +25,7 @@ type Config struct {
 	*bridgeconfig.BaseConfig `yaml:",inline"`
 
 	SegmentKey    string `yaml:"segment_key"`
-	SegmentUserId string `yaml:"segment_user_id"`
+	SegmentUserID string `yaml:"segment_user_id"`
 
 	Metrics struct {
 		Enabled bool   `yaml:"enabled"`
diff --git a/main.go b/main.go
index 23f4bb9..1876d75 100644
--- a/main.go
+++ b/main.go
@@ -93,7 +93,7 @@ func (br *WABridge) Init() {
 
 	Segment.log = br.Log.Sub("Segment")
 	Segment.key = br.Config.SegmentKey
-	Segment.userID = br.Config.SegmentUserId
+	Segment.userID = br.Config.SegmentUserID
 	if Segment.IsEnabled() {
 		Segment.log.Infoln("Segment metrics are enabled")
 		if Segment.userID != "" {