diff --git a/go.mod b/go.mod
index dee0a0b..4d60829 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/webitel/call_center
 
-go 1.19
+go 1.22.0
 
 require (
 	buf.build/gen/go/webitel/cc/grpc/go v1.3.0-20240425073914-85c52be6ff00.2
diff --git a/queue/attempt.go b/queue/attempt.go
index 92eacd8..f8b58c0 100644
--- a/queue/attempt.go
+++ b/queue/attempt.go
@@ -356,7 +356,7 @@ func (a *Attempt) ExportVariables() map[string]string {
 	res := make(map[string]string)
 	for k, v := range a.member.Variables {
 		//todo is bug!
-		if a.channel == model.QueueChannelCall && !strings.HasPrefix(k, "sip_h_") {
+		if a.channel == model.QueueChannelCall && !strings.HasPrefix(k, "sip_h_") && !strings.HasPrefix(k, "wbt_") {
 			res[fmt.Sprintf("usr_%s", k)] = fmt.Sprintf("%v", v)
 		} else {
 			res[k] = fmt.Sprintf("%v", v)