diff --git a/src/game/Opcodes.cpp b/src/game/Opcodes.cpp
index 12d89a568..91e40f17b 100644
--- a/src/game/Opcodes.cpp
+++ b/src/game/Opcodes.cpp
@@ -1138,8 +1138,8 @@ void InitializeOpcodes()
     OPCODE(SMSG_PROPOSE_LEVEL_GRANT,                     STATUS_NEVER,    PROCESS_INPLACE,      &WorldSession::Handle_ServerSide               );
     OPCODE(CMSG_ACCEPT_LEVEL_GRANT,                      STATUS_NEVER,    PROCESS_INPLACE,      &WorldSession::Handle_NULL                     );
     OPCODE(SMSG_REFER_A_FRIEND_FAILURE,                  STATUS_NEVER,    PROCESS_INPLACE,      &WorldSession::Handle_ServerSide               );
-    //OPCODE(SMSG_SPLINE_MOVE_SET_FLYING,                  STATUS_NEVER,    PROCESS_INPLACE,      &WorldSession::Handle_ServerSide               );
-    //OPCODE(SMSG_SPLINE_MOVE_UNSET_FLYING,                STATUS_NEVER,    PROCESS_INPLACE,      &WorldSession::Handle_ServerSide               );
+    OPCODE(SMSG_SPLINE_MOVE_SET_FLYING,                  STATUS_NEVER,    PROCESS_INPLACE,      &WorldSession::Handle_ServerSide               );
+    OPCODE(SMSG_SPLINE_MOVE_UNSET_FLYING,                STATUS_NEVER,    PROCESS_INPLACE,      &WorldSession::Handle_ServerSide               );
     //OPCODE(SMSG_SUMMON_CANCEL,                           STATUS_NEVER,    PROCESS_INPLACE,      &WorldSession::Handle_ServerSide               );
     //OPCODE(CMSG_CHANGE_PERSONAL_ARENA_RATING,            STATUS_NEVER,    PROCESS_INPLACE,      &WorldSession::Handle_NULL                     );
     OPCODE(CMSG_ALTER_APPEARANCE,                        STATUS_LOGGEDIN, PROCESS_THREADUNSAFE, &WorldSession::HandleAlterAppearanceOpcode     );
diff --git a/src/game/Opcodes.h b/src/game/Opcodes.h
index 6d4a7b907..a87cb1214 100644
--- a/src/game/Opcodes.h
+++ b/src/game/Opcodes.h
@@ -1123,8 +1123,8 @@ enum Opcodes
     SMSG_PROPOSE_LEVEL_GRANT                              = 0x6114, // 4.3.4 15595
     CMSG_ACCEPT_LEVEL_GRANT                               = 0x0205, // 4.3.4 15595
     SMSG_REFER_A_FRIEND_FAILURE                           = 0x2037, // 4.3.4 15595
-    SMSG_SPLINE_MOVE_SET_FLYING                           = 0x1423,
-    SMSG_SPLINE_MOVE_UNSET_FLYING                         = 0x1424,
+    SMSG_SPLINE_MOVE_SET_FLYING                           = 0x31B5, // 4.3.4 15595
+    SMSG_SPLINE_MOVE_UNSET_FLYING                         = 0x58A6, // 4.3.4 15595
     SMSG_SUMMON_CANCEL                                    = 0x1425,
     CMSG_CHANGE_PERSONAL_ARENA_RATING                     = 0x1426,
     CMSG_ALTER_APPEARANCE                                 = 0x0914, // 4.3.4 15595
diff --git a/src/shared/revision_nr.h b/src/shared/revision_nr.h
index 90f918143..3ffb35bff 100644
--- a/src/shared/revision_nr.h
+++ b/src/shared/revision_nr.h
@@ -1,4 +1,4 @@
 #ifndef __REVISION_NR_H__
 #define __REVISION_NR_H__
- #define REVISION_NR "12742"
+ #define REVISION_NR "12743"
 #endif // __REVISION_NR_H__