diff --git a/server/marketserver/cache/cachemgr.go b/server/marketserver/cache/cachemgr.go
index 1162eeb1..3b22d7e0 100644
--- a/server/marketserver/cache/cachemgr.go
+++ b/server/marketserver/cache/cachemgr.go
@@ -48,7 +48,7 @@ func (this *cacheMgr) fastGetNft(dto *common.NftDto) {
 func (this *cacheMgr) internalGetNft(dto *common.NftDto) {
 	key := dto.GetKey()
 	if p, ok := this.nftHash.Load(key); ok {
-		if q5.GetTickCount() - (*p).refreshTick < 1000 * 15 {
+		if q5.GetTickCount() - (*p).refreshTick < 1000 * 30 {
 			dto.NftCache = *p
 			return
 		}
diff --git a/server/marketserver/cache/nft.go b/server/marketserver/cache/nft.go
index f6b93acf..e4db5144 100644
--- a/server/marketserver/cache/nft.go
+++ b/server/marketserver/cache/nft.go
@@ -2,6 +2,7 @@ package cache
 
 import (
 	"q5"
+	"math/rand"
 )
 
 type nft struct {
@@ -20,6 +21,6 @@ func (this *nft) GetJsonData() interface{} {
 
 func newNft() *nft {
 	p := new(nft)
-	p.refreshTick = q5.GetTickCount()
+	p.refreshTick = q5.GetTickCount() + rand.Int63n(3000)
 	return p
 }
diff --git a/third_party/q5 b/third_party/q5
index a0122ba8..5c996e01 160000
--- a/third_party/q5
+++ b/third_party/q5
@@ -1 +1 @@
-Subproject commit a0122ba8e585eb43765351cf206e319796e1d04a
+Subproject commit 5c996e016a729bca02382da12fabdda5dd1c9de0