diff --git a/client/src/components/level.tsx b/client/src/components/level.tsx
index 7541752..4b5a53d 100644
--- a/client/src/components/level.tsx
+++ b/client/src/components/level.tsx
@@ -219,10 +219,8 @@ function PlayableLevel({impressum, setImpressum}) {
 
   const dispatch = useAppDispatch()
 
-  const difficulty = useSelector(selectDifficulty(gameId))
   const initialCode = useAppSelector(selectCode(gameId, worldId, levelId))
   const initialSelections = useAppSelector(selectSelections(gameId, worldId, levelId))
-  const inventory: Array<String> = useSelector(selectInventory(gameId))
 
   const typewriterMode = useSelector(selectTypewriterMode(gameId))
   const setTypewriterMode = (newTypewriterMode: boolean) => dispatch(changeTypewriterMode({game: gameId, typewriterMode: newTypewriterMode}))
@@ -301,12 +299,6 @@ function PlayableLevel({impressum, setImpressum}) {
   // a hint at the beginning of the proof...
   const [selectedStep, setSelectedStep] = useState<number>()
 
-  // TODO: if the user inventory changes, notify the server
-  // useEffect(() => {
-  //   let leanClient = connection.getLeanClient(gameId)
-  //   leanClient.sendNotification('$/game/setInventory', {inventory: inventory, difficulty: difficulty})
-  // }, [inventory])
-
   useEffect (() => {
     // Lock editor mode
     if (level?.data?.template) {
diff --git a/server/GameServer/FileWorker.lean b/server/GameServer/FileWorker.lean
index d66c2a2..30829d8 100644
--- a/server/GameServer/FileWorker.lean
+++ b/server/GameServer/FileWorker.lean
@@ -562,13 +562,6 @@ section MainLoop
     | Message.request id "shutdown" none =>
       ctx.hOut.writeLspResponse ⟨id, Json.null⟩
       mainLoop
-    | Message.notification "$/game/setInventory" params =>
-      let p := (← parseParams Game.SetInventoryParams (toJson params))
-      let s ← get
-      set {s with
-        inventory := p.inventory,
-        difficulty := p.difficulty}
-      mainLoop
     | Message.notification method (some params) =>
       handleNotification method (toJson params)
       mainLoop
diff --git a/server/GameServer/Game.lean b/server/GameServer/Game.lean
index ae20e01..c64d424 100644
--- a/server/GameServer/Game.lean
+++ b/server/GameServer/Game.lean
@@ -77,9 +77,4 @@ def InitializeParams.toLeanInternal (p : InitializeParams) : Lean.Lsp.Initialize
   workspaceFolders? := p.workspaceFolders?
 }
 
-structure SetInventoryParams where
-  inventory : Array String
-  difficulty : Nat
-deriving ToJson, FromJson
-
 end Game