diff --git a/network/mhfpacket/msg_mhf_operation_inv_guild.go b/network/mhfpacket/msg_mhf_operation_inv_guild.go
index b07311c9d..bcd0b45b8 100644
--- a/network/mhfpacket/msg_mhf_operation_inv_guild.go
+++ b/network/mhfpacket/msg_mhf_operation_inv_guild.go
@@ -1,15 +1,22 @@
 package mhfpacket
 
-import ( 
- "errors" 
+import (
+	"errors"
 
- 	"erupe-ce/network/clientctx"
-	"erupe-ce/network"
 	"erupe-ce/common/byteframe"
+	"erupe-ce/network"
+	"erupe-ce/network/clientctx"
 )
 
 // MsgMhfOperationInvGuild represents the MSG_MHF_OPERATION_INV_GUILD
-type MsgMhfOperationInvGuild struct{}
+type MsgMhfOperationInvGuild struct {
+	AckHandle    uint32
+	Operation    uint8
+	ActiveHours  uint8
+	DaysActive   uint8
+	PlayStyle    uint8
+	GuildRequest uint8
+}
 
 // Opcode returns the ID associated with this packet type.
 func (m *MsgMhfOperationInvGuild) Opcode() network.PacketID {
@@ -18,7 +25,13 @@ func (m *MsgMhfOperationInvGuild) Opcode() network.PacketID {
 
 // Parse parses the packet from binary
 func (m *MsgMhfOperationInvGuild) Parse(bf *byteframe.ByteFrame, ctx *clientctx.ClientContext) error {
-	return errors.New("NOT IMPLEMENTED")
+	m.AckHandle = bf.ReadUint32()
+	m.Operation = bf.ReadUint8()
+	m.ActiveHours = bf.ReadUint8()
+	m.DaysActive = bf.ReadUint8()
+	m.PlayStyle = bf.ReadUint8()
+	m.GuildRequest = bf.ReadUint8()
+	return nil
 }
 
 // Build builds a binary packet from the current data.
diff --git a/server/channelserver/handlers_guild.go b/server/channelserver/handlers_guild.go
index 2dd84f659..0bcfdfcbd 100644
--- a/server/channelserver/handlers_guild.go
+++ b/server/channelserver/handlers_guild.go
@@ -1902,6 +1902,9 @@ func handleMsgMhfEnumerateInvGuild(s *Session, p mhfpacket.MHFPacket) {
 	stubEnumerateNoResults(s, pkt.AckHandle)
 }
 
-func handleMsgMhfOperationInvGuild(s *Session, p mhfpacket.MHFPacket) {}
+func handleMsgMhfOperationInvGuild(s *Session, p mhfpacket.MHFPacket) {
+	pkt := p.(*mhfpacket.MsgMhfOperationInvGuild)
+	doAckSimpleFail(s, pkt.AckHandle, make([]byte, 4))
+}
 
 func handleMsgMhfUpdateGuildcard(s *Session, p mhfpacket.MHFPacket) {}