diff --git a/prisma/schema.prisma b/prisma/schema.prisma
index 0199ed5..20ffdd7 100644
--- a/prisma/schema.prisma
+++ b/prisma/schema.prisma
@@ -49,10 +49,11 @@ model Host {
   vendor      String? // Issue du MAC (OUI) ou d'une fingerprint
   osGuess     String? // OS détecté / renseigné
 
-  status HostStatus @default(UNKNOWN)
+  // Valeurs : "UP" | "DOWN" | "UNKNOWN" (validation Zod côté app)
+  status String @default("UNKNOWN")
 
-  // Origine de la fiche : saisie manuelle ou découverte
-  source HostSource @default(MANUAL)
+  // Origine de la fiche : "MANUAL" | "DISCOVERED" | "IMPORTED"
+  source String @default("MANUAL")
 
   // Relations
   networkId String?
@@ -71,17 +72,10 @@ model Host {
   @@index([status])
 }
 
-enum HostStatus {
-  UP
-  DOWN
-  UNKNOWN
-}
-
-enum HostSource {
-  MANUAL
-  DISCOVERED
-  IMPORTED
-}
+// NOTE : les enums Prisma ne sont pas supportés par SQLite. On stocke
+// donc tous les statuts/types en `String` et on valide les valeurs
+// possibles côté app via Zod. Constantes documentées au-dessus de
+// chaque champ.
 
 // =====================================================================
 // Ports ouverts sur un hôte
@@ -89,10 +83,12 @@ enum HostSource {
 model Port {
   id          String   @id @default(cuid())
   number      Int
-  protocol    Protocol @default(TCP)
+  // Valeurs : "TCP" | "UDP"
+  protocol    String   @default("TCP")
   serviceName String? // ex: "http", "ssh", renseigné ou deviné
   banner      String? // Banner applicatif collecté
-  state       PortState @default(OPEN)
+  // Valeurs : "OPEN" | "CLOSED" | "FILTERED" | "UNKNOWN"
+  state       String   @default("OPEN")
 
   hostId String
   host   Host   @relation(fields: [hostId], references: [id], onDelete: Cascade)
@@ -110,17 +106,8 @@ model Port {
   @@index([number])
 }
 
-enum Protocol {
-  TCP
-  UDP
-}
-
-enum PortState {
-  OPEN
-  CLOSED
-  FILTERED
-  UNKNOWN
-}
+// Protocol : "TCP" | "UDP" — voir Port.protocol
+// PortState : "OPEN" | "CLOSED" | "FILTERED" | "UNKNOWN" — voir Port.state
 
 // =====================================================================
 // Applications (Jellyfin, Home Assistant, Nextcloud, etc.)
@@ -159,9 +146,11 @@ model HostApplication {
 // Découverte réseau — historique des scans
 // =====================================================================
 model Scan {
-  id        String     @id @default(cuid())
-  type      ScanType
-  status    ScanStatus @default(PENDING)
+  id        String   @id @default(cuid())
+  // Valeurs : "PING" | "PORT" | "ARP" | "MDNS" | "FULL"
+  type      String
+  // Valeurs : "PENDING" | "RUNNING" | "COMPLETED" | "FAILED" | "CANCELLED"
+  status    String   @default("PENDING")
   target    String // CIDR, IP, ou hôte
   params    String? // JSON (Zod validé côté app)
   startedAt DateTime?
@@ -180,21 +169,8 @@ model Scan {
   @@index([type])
 }
 
-enum ScanType {
-  PING
-  PORT
-  ARP
-  MDNS
-  FULL
-}
-
-enum ScanStatus {
-  PENDING
-  RUNNING
-  COMPLETED
-  FAILED
-  CANCELLED
-}
+// ScanType : "PING" | "PORT" | "ARP" | "MDNS" | "FULL" — voir Scan.type
+// ScanStatus : "PENDING" | "RUNNING" | "COMPLETED" | "FAILED" | "CANCELLED" — voir Scan.status
 
 // Résultat individuel d'un scan (rattaché à un hôte quand possible)
 model ScanResult {
diff --git a/src/app/(dashboard)/hosts/page.tsx b/src/app/(dashboard)/hosts/page.tsx
index 65449b0..8ef218f 100644
--- a/src/app/(dashboard)/hosts/page.tsx
+++ b/src/app/(dashboard)/hosts/page.tsx
@@ -30,11 +30,13 @@ async function getHosts() {
   }
 }
 
-const statusVariant = {
+type BadgeVariant = 'default' | 'success' | 'warning' | 'destructive' | 'info' | 'outline';
+
+const statusVariant: Record<string, BadgeVariant> = {
   UP: 'success',
   DOWN: 'destructive',
   UNKNOWN: 'default',
-} as const;
+};
 
 export default async function HostsPage() {
   const hosts = await getHosts();
@@ -82,7 +84,7 @@ export default async function HostsPage() {
                       {h.network?.name ?? '—'}
                     </TableCell>
                     <TableCell>
-                      <Badge variant={statusVariant[h.status]}>{h.status}</Badge>
+                      <Badge variant={statusVariant[h.status] ?? 'default'}>{h.status}</Badge>
                     </TableCell>
                     <TableCell className="text-muted-foreground">
                       {h.ports.length > 0 ? (
diff --git a/src/app/(dashboard)/scans/page.tsx b/src/app/(dashboard)/scans/page.tsx
index e19f271..b728f33 100644
--- a/src/app/(dashboard)/scans/page.tsx
+++ b/src/app/(dashboard)/scans/page.tsx
@@ -26,13 +26,15 @@ async function getScans() {
   }
 }
 
-const statusVariant = {
+type BadgeVariant = 'default' | 'success' | 'warning' | 'destructive' | 'info' | 'outline';
+
+const statusVariant: Record<string, BadgeVariant> = {
   COMPLETED: 'success',
   RUNNING: 'info',
   PENDING: 'default',
   FAILED: 'destructive',
   CANCELLED: 'warning',
-} as const;
+};
 
 function formatDuration(start: Date | null, end: Date | null) {
   if (!start || !end) return '—';
@@ -83,7 +85,7 @@ export default async function ScansPage() {
                       </TableCell>
                       <TableCell className="font-mono text-sm">{s.target}</TableCell>
                       <TableCell>
-                        <Badge variant={statusVariant[s.status]}>{s.status}</Badge>
+                        <Badge variant={statusVariant[s.status] ?? 'default'}>{s.status}</Badge>
                       </TableCell>
                       <TableCell className="tabular-nums">{s.hostsFound}</TableCell>
                       <TableCell className="tabular-nums">{s.portsFound}</TableCell>