diff --git a/app/agenda/page.tsx b/app/agenda/page.tsx
index 061fcb4..97820c2 100644
--- a/app/agenda/page.tsx
+++ b/app/agenda/page.tsx
@@ -45,18 +45,23 @@ export default async function CalendarPage() {
   const userId = session.user.username || session.user.email || '';
   
   // Get all calendars for the user with mission relation and sync configuration
-  // Exclude "Privée" calendars that are not synced (they should only exist if synced from courrier)
+  // Exclude "Privée" and "Default" calendars that are not synced (they should only exist if synced from courrier)
   let calendars = await prisma.calendar.findMany({
     where: {
       userId: session?.user?.id || '',
       OR: [
         // Keep calendars that are not "Privée" or "Default"
         { name: { notIn: ["Privée", "Default"] } },
-        // Or keep "Privée"/"Default" calendars that have sync config
+        // Or keep "Privée"/"Default" calendars that have active sync config
         {
           AND: [
             { name: { in: ["Privée", "Default"] } },
-            { syncConfig: { isNot: null } }
+            { 
+              syncConfig: { 
+                isNot: null,
+                syncEnabled: true
+              } 
+            }
           ]
         }
       ]
@@ -181,18 +186,23 @@ export default async function CalendarPage() {
   }
 
   // Refresh calendars after auto-setup
-  // Exclude "Privée" calendars that are not synced
+  // Exclude "Privée" and "Default" calendars that are not synced
   calendars = await prisma.calendar.findMany({
     where: {
       userId: session?.user?.id || '',
       OR: [
         // Keep calendars that are not "Privée" or "Default"
         { name: { notIn: ["Privée", "Default"] } },
-        // Or keep "Privée"/"Default" calendars that have sync config
+        // Or keep "Privée"/"Default" calendars that have active sync config
         {
           AND: [
             { name: { in: ["Privée", "Default"] } },
-            { syncConfig: { isNot: null } }
+            { 
+              syncConfig: { 
+                isNot: null,
+                syncEnabled: true
+              } 
+            }
           ]
         }
       ]
diff --git a/components/calendar/calendar-client.tsx b/components/calendar/calendar-client.tsx
index 6ed9ef4..2df5abe 100644
--- a/components/calendar/calendar-client.tsx
+++ b/components/calendar/calendar-client.tsx
@@ -688,16 +688,17 @@ function EventPreview({ event, calendar }: { event: Event; calendar: Calendar })
 }
 
 export function CalendarClient({ initialCalendars, userId, userProfile }: CalendarClientProps) {
-  // Filter out "Privée" calendars that are not synced
+  // Filter out "Privée" and "Default" calendars that are not synced
   const filterCalendars = (cals: typeof initialCalendars) => {
     return cals.filter(cal => {
       // Keep calendars that are synced, groups, missions, or have a different name
       const isSynced = cal.syncConfig?.syncEnabled && cal.syncConfig?.mailCredential;
       const isGroup = cal.name?.startsWith("Groupe:");
       const isMission = cal.name?.startsWith("Mission:");
-      const isPrivateNotSynced = (cal.name === "Privée" || cal.name === "Default") && !isSynced;
+      const isPrivateOrDefault = cal.name === "Privée" || cal.name === "Default";
+      const isPrivateNotSynced = isPrivateOrDefault && !isSynced;
       
-      // Exclude "Privée" calendars that are not synced
+      // Exclude "Privée" and "Default" calendars that are not synced
       return !isPrivateNotSynced;
     });
   };