diff --git a/app/routers/servers.py b/app/routers/servers.py
index 0cd8824..64ca80e 100644
--- a/app/routers/servers.py
+++ b/app/routers/servers.py
@@ -1,6 +1,6 @@
 """Router serveurs — CRUD + detail + edit via HTMX"""
 from fastapi import APIRouter, Request, Depends, Query, Form
-from fastapi.responses import HTMLResponse, RedirectResponse
+from fastapi.responses import HTMLResponse, RedirectResponse, StreamingResponse
 from fastapi.templating import Jinja2Templates
 from ..dependencies import get_db, get_current_user
 from ..services.server_service import (
@@ -36,6 +36,36 @@ async def servers_list(request: Request, db=Depends(get_db),
     })
 
 
+
+@router.get("/servers/export-csv")
+async def servers_export_csv(request: Request, db=Depends(get_db),
+                              domain: str = Query(None), env: str = Query(None),
+                              tier: str = Query(None), etat: str = Query(None),
+                              search: str = Query(None)):
+    user = get_current_user(request)
+    if not user:
+        return RedirectResponse(url="/login")
+    import io, csv
+    filters = {"domain": domain, "env": env, "tier": tier, "etat": etat, "search": search}
+    servers, total = list_servers(db, filters, page=1, per_page=99999, sort="hostname", sort_dir="asc")
+    output = io.StringIO()
+    w = csv.writer(output, delimiter=";")
+    w.writerow(["Hostname", "FQDN", "OS", "Version OS", "Domaine", "Environnement",
+                "Zone", "Tier", "Etat", "Owner patching", "Application"])
+    for s in servers:
+        w.writerow([
+            s.hostname, getattr(s, "fqdn", "") or "", s.os_family or "",
+            getattr(s, "os_version", "") or "",
+            getattr(s, "domaine", "") or "", getattr(s, "environnement", "") or "",
+            getattr(s, "zone_name", "") or "", s.tier or "", s.etat or "",
+            s.patch_os_owner or "", getattr(s, "application_name", "") or "",
+        ])
+    output.seek(0)
+    return StreamingResponse(
+        iter(["\ufeff" + output.getvalue()]),
+        media_type="text/csv",
+        headers={"Content-Disposition": "attachment; filename=serveurs.csv"})
+
 @router.get("/servers/{server_id}/detail", response_class=HTMLResponse)
 async def server_detail(request: Request, server_id: int, db=Depends(get_db)):
     user = get_current_user(request)
diff --git a/app/templates/servers.html b/app/templates/servers.html
index 9d69f6e..c8782b3 100644
--- a/app/templates/servers.html
+++ b/app/templates/servers.html
@@ -17,7 +17,7 @@
 <div class="flex justify-between items-center mb-4">
     <h2 class="text-xl font-bold text-cyber-accent">Serveurs <span class="text-sm text-gray-500">({{ total }})</span></h2>
     <div class="flex gap-2">
-        <button class="btn-sm bg-cyber-green text-black" onclick="alert('Export bientot')">Export CSV</button>
+        <a href="/servers/export-csv?search={{ filters.search or '' }}&domain={{ filters.domain or '' }}&env={{ filters.env or '' }}&tier={{ filters.tier or '' }}&etat={{ filters.etat or '' }}" class="btn-sm bg-cyber-green text-black">Export CSV</a>
     </div>
 </div>