diff --git a/relay/channel/gemini/relay-gemini.go b/relay/channel/gemini/relay-gemini.go
index eb4afbae..199c8466 100644
--- a/relay/channel/gemini/relay-gemini.go
+++ b/relay/channel/gemini/relay-gemini.go
@@ -23,6 +23,7 @@ import (
 	"github.com/gin-gonic/gin"
 )
 
+// https://cloud.google.com/vertex-ai/generative-ai/docs/model-reference/inference?hl=zh-cn#blob
 var geminiSupportedMimeTypes = map[string]bool{
 	"application/pdf": true,
 	"audio/mpeg":      true,
@@ -30,6 +31,7 @@ var geminiSupportedMimeTypes = map[string]bool{
 	"audio/wav":       true,
 	"image/png":       true,
 	"image/jpeg":      true,
+	"image/webp":      true,
 	"text/plain":      true,
 	"video/mov":       true,
 	"video/mpeg":      true,
diff --git a/service/pre_consume_quota.go b/service/pre_consume_quota.go
index 3cfabc1a..0cf53513 100644
--- a/service/pre_consume_quota.go
+++ b/service/pre_consume_quota.go
@@ -19,7 +19,7 @@ func ReturnPreConsumedQuota(c *gin.Context, relayInfo *relaycommon.RelayInfo) {
 		gopool.Go(func() {
 			relayInfoCopy := *relayInfo
 
-			err := PostConsumeQuota(&relayInfoCopy, -relayInfo.FinalPreConsumedQuota, 0, false)
+			err := PostConsumeQuota(&relayInfoCopy, -relayInfoCopy.FinalPreConsumedQuota, 0, false)
 			if err != nil {
 				common.SysLog("error return pre-consumed quota: " + err.Error())
 			}