diff --git a/server/gameserver/human.h b/server/gameserver/human.h
index 0fde3f5..e118bd6 100644
--- a/server/gameserver/human.h
+++ b/server/gameserver/human.h
@@ -105,8 +105,6 @@ class Human : public Entity
     int series_shot_frames = 0;
     float fly_distance = 0.0f;
 
-    long long jump_frameno = 0;
-
     long long send_msg_times = 0;
 
     float def = 0.0f;
diff --git a/server/gameserver/player.cc b/server/gameserver/player.cc
index 72fa893..609c40a 100644
--- a/server/gameserver/player.cc
+++ b/server/gameserver/player.cc
@@ -823,9 +823,6 @@ void Player::_CMMove(f8::MsgHdr& hdr, const cs::CMMove& msg)
         emote = true;
         emote_id = msg.emote();
     }
-    if (msg.has_jump()) {
-        jump = true;
-    }
     if (msg.has_use_skill()) {
         use_skill = true;
     }
diff --git a/server/gameserver/player.h b/server/gameserver/player.h
index 6d4a076..b3c81de 100644
--- a/server/gameserver/player.h
+++ b/server/gameserver/player.h
@@ -52,8 +52,6 @@ class Player : public Human
     bool emote = false;
     int emote_id = 0;
 
-    bool jump = false;
-
     bool use_skill = false;
 
     ::google::protobuf::RepeatedField< ::google::protobuf::int32 > interaction_objids;
diff --git a/server/tools/protobuild/cs_proto.proto b/server/tools/protobuild/cs_proto.proto
index 9e901d8..c0dc8ae 100755
--- a/server/tools/protobuild/cs_proto.proto
+++ b/server/tools/protobuild/cs_proto.proto
@@ -613,8 +613,6 @@ message CMMove
     optional bool spectate = 30; //自杀
 
     optional int32 emote = 31; //表情id
-
-    optional bool jump = 32; //跳伞
 }
 
 //丢弃道具