diff --git a/data/cpplinter.lua b/data/cpplinter.lua
index 233e9c482a..635d63827c 100644
--- a/data/cpplinter.lua
+++ b/data/cpplinter.lua
@@ -167,7 +167,6 @@ Tile = {}
 ---@field addItem fun(self: NetworkMessage, item: Item)
 ---@field addItemId fun(self: NetworkMessage, itemId: number)
 ---@field reset fun(self: NetworkMessage)
----@field seek fun(self: NetworkMessage, position: number)
 ---@field tell fun(self: NetworkMessage): number
 ---@field len fun(self: NetworkMessage): number
 ---@field skipBytes fun(self: NetworkMessage, count: number)
diff --git a/src/luascript.cpp b/src/luascript.cpp
index c5142366ed..abcc05e1be 100644
--- a/src/luascript.cpp
+++ b/src/luascript.cpp
@@ -2501,7 +2501,6 @@ void LuaScriptInterface::registerFunctions()
 	registerMethod(L, "NetworkMessage", "addItemId", LuaScriptInterface::luaNetworkMessageAddItemId);
 
 	registerMethod(L, "NetworkMessage", "reset", LuaScriptInterface::luaNetworkMessageReset);
-	registerMethod(L, "NetworkMessage", "seek", LuaScriptInterface::luaNetworkMessageSeek);
 	registerMethod(L, "NetworkMessage", "tell", LuaScriptInterface::luaNetworkMessageTell);
 	registerMethod(L, "NetworkMessage", "len", LuaScriptInterface::luaNetworkMessageLength);
 	registerMethod(L, "NetworkMessage", "skipBytes", LuaScriptInterface::luaNetworkMessageSkipBytes);
@@ -6219,18 +6218,6 @@ int LuaScriptInterface::luaNetworkMessageReset(lua_State* L)
 	return 1;
 }
 
-int LuaScriptInterface::luaNetworkMessageSeek(lua_State* L)
-{
-	// networkMessage:seek(position)
-	NetworkMessage* message = tfs::lua::getUserdata<NetworkMessage>(L, 1);
-	if (message && isNumber(L, 2)) {
-		tfs::lua::pushBoolean(L, message->setBufferPosition(tfs::lua::getNumber<uint16_t>(L, 2)));
-	} else {
-		lua_pushnil(L);
-	}
-	return 1;
-}
-
 int LuaScriptInterface::luaNetworkMessageTell(lua_State* L)
 {
 	// networkMessage:tell()
diff --git a/src/luascript.h b/src/luascript.h
index 9bafa7bc68..78e0b4ff5b 100644
--- a/src/luascript.h
+++ b/src/luascript.h
@@ -390,7 +390,6 @@ class LuaScriptInterface
 	static int luaNetworkMessageAddItemId(lua_State* L);
 
 	static int luaNetworkMessageReset(lua_State* L);
-	static int luaNetworkMessageSeek(lua_State* L);
 	static int luaNetworkMessageTell(lua_State* L);
 	static int luaNetworkMessageLength(lua_State* L);
 	static int luaNetworkMessageSkipBytes(lua_State* L);