diff --git a/src/common/Network/PacketDef/Chat/ServerChatDef.h b/src/common/Network/PacketDef/Chat/ServerChatDef.h
index ce614f7c..a91004b7 100644
--- a/src/common/Network/PacketDef/Chat/ServerChatDef.h
+++ b/src/common/Network/PacketDef/Chat/ServerChatDef.h
@@ -29,6 +29,36 @@ struct FFXIVIpcTellErrNotFound : FFXIVIpcBasePacket< TellErrNotFound >
   char receipientName[32];
 };
 
+struct FFXIVIpcFreeCompanyEvent : FFXIVIpcBasePacket< FreeCompanyEvent >
+{
+  uint16_t unknown;
+  uint16_t unknown1;
+  uint16_t unknown2;
+  uint16_t unknown3;
+  uint16_t unknown4;
+  char padding[6];
+  uint8_t eventID;
+  /*
+  * 0x0F Login
+  * 0x10 Logout
+  */
+  uint8_t padding1;
+  char padding2[6];
+  uint16_t unknown5;
+  char parameter[46];
+  /**
+  * eventID  | parameter usage
+  * 0x0F       FC name
+  * 0x10       FC name
+  */
+  char parameter1[32];
+  /**
+  * eventID  | parameter1 usage
+  * 0x0F       Character name
+  * 0x10       Character name
+  */
+};
+
 } /* Sapphire::Common::Network::Packets::Server */
 
 
diff --git a/src/common/Network/PacketDef/Ipcs.h b/src/common/Network/PacketDef/Ipcs.h
index 1dba302a..b30f73ae 100644
--- a/src/common/Network/PacketDef/Ipcs.h
+++ b/src/common/Network/PacketDef/Ipcs.h
@@ -100,6 +100,7 @@ namespace Sapphire::Network::Packets
     LinkshellList = 0x012A, // updated 5.0
 
     MailDeleteRequest = 0x012B, // updated 5.0
+
     // 12D - 137 - constant gap between 4.5x -> 5.0
     ReqMoogleMailList = 0x0138, // updated 5.0
     ReqMoogleMailLetter = 0x0139, // updated 5.0
@@ -115,6 +116,8 @@ namespace Sapphire::Network::Packets
     FreeCompanyInfo = 0x013D, // updated 4.5
     ExamineFreeCompanyInfo = 0x013E, // updated 4.5
 
+    FreeCompanyUpdateShortMessage = 0x0157, // added 5.0
+
     StatusEffectList = 0x015B, // updated 5.0
     EurekaStatusEffectList = 0x015C, // updated 5.0
     Effect = 0x015E, // updated 5.0
@@ -304,6 +307,8 @@ namespace Sapphire::Network::Packets
 
     FcInfoReqHandler = 0x011A, // updated 4.2
 
+    FreeCompanyUpdateShortMessageHandler = 0x0123, // added 5.0
+
     ReqMarketWishList = 0x012C, // updated 4.3
 
     ReqJoinNoviceNetwork = 0x0129, // updated 4.2
@@ -368,6 +373,8 @@ namespace Sapphire::Network::Packets
   {
     Tell = 0x0064, // updated for sb
     TellErrNotFound = 0x0066,
+
+    FreeCompanyEvent = 0x012C, // added 5.0
   };
 
   /**
diff --git a/src/common/Network/PacketDef/Zone/ClientZoneDef.h b/src/common/Network/PacketDef/Zone/ClientZoneDef.h
index b15936bf..7b0d39ea 100644
--- a/src/common/Network/PacketDef/Zone/ClientZoneDef.h
+++ b/src/common/Network/PacketDef/Zone/ClientZoneDef.h
@@ -323,6 +323,16 @@ struct FFXIVIpcMarketBoardRequestItemListingInfo :
   /* 0000 */ uint32_t requestId;
 };
 
+struct FFXIVIpcFreeCompanyUpdateShortMessageHandler :
+  FFXIVIpcBasePacket< FreeCompanyUpdateShortMessageHandler >
+{
+  char shortMessage[104];
+  uint8_t padding;
+  uint8_t unknown;
+  uint32_t unknown1;
+  uint16_t unknown2;
+};
+
 }
 
 #endif //_CORE_NETWORK_PACKETS_ZONE_CLIENT_IPC_H
diff --git a/src/common/Network/PacketDef/Zone/ServerZoneDef.h b/src/common/Network/PacketDef/Zone/ServerZoneDef.h
index 4fe3733d..6649feb8 100644
--- a/src/common/Network/PacketDef/Zone/ServerZoneDef.h
+++ b/src/common/Network/PacketDef/Zone/ServerZoneDef.h
@@ -301,6 +301,16 @@ namespace Sapphire::Network::Packets::Server
     uint32_t padding4;
   };
 
+  struct FFXIVIpcFreeCompanyUpdateShortMessage : FFXIVIpcBasePacket< FreeCompanyUpdateShortMessage >
+  {
+    uint32_t unknown;
+    uint16_t unknown1;
+    uint16_t unknown2;
+    uint32_t unknown3;
+    uint32_t unknown5;
+    char shortMessage[104];
+  };
+
   struct FFXIVIpcStatusEffectList : FFXIVIpcBasePacket< StatusEffectList >
   {
     uint8_t classId;