diff --git a/relay/billing/ratio/model.go b/relay/billing/ratio/model.go
index f87e77426d..04579d525c 100644
--- a/relay/billing/ratio/model.go
+++ b/relay/billing/ratio/model.go
@@ -171,7 +171,7 @@ var ModelRatio = map[string]float64{
 	"command-light":         0.5,
 	"command-light-nightly": 0.5,
 	"command-r":             0.5 / 1000 * USD,
-	"command-r-plus	":       3.0 / 1000 * USD,
+	"command-r-plus":        3.0 / 1000 * USD,
 	// https://platform.deepseek.com/api-docs/pricing/
 	"deepseek-chat":  1.0 / 1000 * RMB,
 	"deepseek-coder": 1.0 / 1000 * RMB,