diff --git a/server/tools/protobuild/cs_proto.proto b/server/tools/protobuild/cs_proto.proto
index 1879e6e2..aea9ebf2 100755
--- a/server/tools/protobuild/cs_proto.proto
+++ b/server/tools/protobuild/cs_proto.proto
@@ -1301,4 +1301,5 @@ message SMPvePassWave
 {
     optional int32 new_wave = 17; //新pve波次
     optional int32 pve_max_wave = 18; //pve总波次
+    optional int32 wait_time = 2; //下一波开始时间(单位秒)
 }