diff --git a/apps/web/src/components/lobby-view.tsx b/apps/web/src/components/lobby-view.tsx
index 6e948f8..0197898 100644
--- a/apps/web/src/components/lobby-view.tsx
+++ b/apps/web/src/components/lobby-view.tsx
@@ -68,16 +68,19 @@ export function LobbyView({ snapshot }: { snapshot: RoomSnapshot }) {
   const totalTracks = snapshot.submissions.reduce((n, s) => n + s.count, 0)
   const myCount =
     snapshot.submissions.find((s) => s.playerId === playerId)?.count ?? 0
-  const showQuiz = gameType === "quiz" || gameType === "mixed"
-  const showBlindtest = gameType === "blindtest" || gameType === "mixed"
 
   // Le blindtest exige au moins 3 joueurs connectés (DJ + 2 devineurs).
   const connectedCount = snapshot.players.filter((p) => p.connected).length
   const blindtestAvailable = connectedCount >= 3
+  // Tant que le blindtest est indisponible, on retombe sur du quiz (sans
+  // toucher au réglage stocké) : repasse en mixte automatiquement à 3 joueurs.
+  const effectiveType: GameType = blindtestAvailable ? gameType : "quiz"
+  const showQuiz = effectiveType === "quiz" || effectiveType === "mixed"
+  const showBlindtest =
+    effectiveType === "blindtest" || effectiveType === "mixed"
 
-  const rounds = buildRounds(gameType, showQuiz ? count : 0, totalTracks)
-  const canStart =
-    rounds.length > 0 && (!showBlindtest || blindtestAvailable)
+  const rounds = buildRounds(effectiveType, showQuiz ? count : 0, totalTracks)
+  const canStart = rounds.length > 0
 
   async function start() {
     setError(null)
@@ -130,7 +133,7 @@ export function LobbyView({ snapshot }: { snapshot: RoomSnapshot }) {
                 <Button
                   key={t.value}
                   className="flex-1"
-                  variant={gameType === t.value ? "default" : "secondary"}
+                  variant={effectiveType === t.value ? "default" : "secondary"}
                   disabled={needsThree}
                   title={needsThree ? "Blindtest : 3 joueurs minimum" : undefined}
                   onClick={() => updateSettings({ gameType: t.value })}