diff --git a/client/xclient.go b/client/xclient.go
index b1984851..0ab4a5ed 100644
--- a/client/xclient.go
+++ b/client/xclient.go
@@ -267,6 +267,7 @@ func (c *xClient) selectClient(ctx context.Context, servicePath, serviceMethod s
 
 	c.mu.Lock()
 	if c.option.Sticky && client != nil {
+		safeCloseClient(c.stickyRPCClient)
 		c.stickyK = k
 		c.stickyRPCClient = client
 	}
@@ -275,6 +276,18 @@ func (c *xClient) selectClient(ctx context.Context, servicePath, serviceMethod s
 	return k, client, err
 }
 
+func safeCloseClient(client RPCClient) {
+	if client == nil {
+		return
+	}
+
+	defer func() {
+		_ = recover()
+	}()
+
+	client.Close()
+}
+
 func (c *xClient) getCachedClient(k string, servicePath, serviceMethod string, args interface{}) (RPCClient, error) {
 	// TODO: improve the lock
 	var client RPCClient