diff --git a/src/common/Network/PacketDef/Ipcs.h b/src/common/Network/PacketDef/Ipcs.h
index 31cb114e..803a5a89 100644
--- a/src/common/Network/PacketDef/Ipcs.h
+++ b/src/common/Network/PacketDef/Ipcs.h
@@ -112,10 +112,10 @@ namespace Sapphire::Network::Packets
 
     MarketTaxRates = 0x0076, // added 5.1
 
-    MarketBoardItemListingCount = 0x013B, // updated 5.0
+    MarketBoardItemListingCount = 0x039D, // updated 5.1
     MarketBoardItemListing = 0x036A, // updated 5.1
     MarketBoardItemListingHistory = 0x0194, // updated 5.1
-    MarketBoardSearchResult = 0x0139, // updated 4.5
+    MarketBoardSearchResult = 0x0371, // updated 5.1
 
     CharaFreeCompanyTag = 0x013B, // updated 4.5
     FreeCompanyBoardMsg = 0x013C, // updated 4.5