diff --git a/api/server.js b/api/server.js
index 5a10c94..3f86b23 100644
--- a/api/server.js
+++ b/api/server.js
@@ -837,6 +837,175 @@ async function lookupBarcode(barcodeRaw) {
   };
 }
 
+async function fetchJsonWithTimeout(url, timeoutMs = 5000) {
+  const controller = new AbortController();
+  const timeout = setTimeout(() => controller.abort(), timeoutMs);
+  try {
+    const response = await fetch(url, {
+      method: "GET",
+      headers: { Accept: "application/json" },
+      signal: controller.signal,
+    });
+    if (!response.ok) {
+      return null;
+    }
+    return await response.json();
+  } catch {
+    return null;
+  } finally {
+    clearTimeout(timeout);
+  }
+}
+
+function sleep(ms) {
+  return new Promise((resolve) => setTimeout(resolve, ms));
+}
+
+function uniqueQueries(candidates) {
+  const out = [];
+  const seen = new Set();
+  for (const value of candidates) {
+    const normalized = normalizeText(value);
+    if (!normalized) {
+      continue;
+    }
+    const key = normalized.toLowerCase();
+    if (seen.has(key)) {
+      continue;
+    }
+    seen.add(key);
+    out.push(normalized);
+  }
+  return out;
+}
+
+function extractWikipediaThumbnail(payload, targetTitle) {
+  if (!payload || !payload.query || !payload.query.pages) {
+    return "";
+  }
+  const pages = Object.values(payload.query.pages);
+  if (!pages.length) {
+    return "";
+  }
+
+  const normalizedTitle = normalizeText(targetTitle).toLowerCase();
+  const ranked = pages
+    .filter((page) => page && page.thumbnail && page.thumbnail.source)
+    .sort((a, b) => {
+      const aTitle = normalizeText(a.title).toLowerCase();
+      const bTitle = normalizeText(b.title).toLowerCase();
+      const aScore = aTitle.includes(normalizedTitle) ? 1 : 0;
+      const bScore = bTitle.includes(normalizedTitle) ? 1 : 0;
+      return bScore - aScore;
+    });
+
+  if (!ranked.length) {
+    return "";
+  }
+  return normalizeText(ranked[0].thumbnail.source);
+}
+
+async function fetchCoverFromWikipedia(title, consoleName, year) {
+  const cleanTitle = normalizeText(title);
+  if (!cleanTitle) {
+    return "";
+  }
+  const cleanConsole = normalizeText(consoleName);
+  const cleanYear = year != null ? String(year) : "";
+
+  const queries = uniqueQueries([
+    cleanConsole ? `${cleanTitle} jeu video ${cleanConsole}` : "",
+    cleanConsole ? `${cleanTitle} game ${cleanConsole}` : "",
+    cleanConsole ? `${cleanTitle} ${cleanConsole} video game` : "",
+    cleanYear ? `${cleanTitle} ${cleanYear} jeu video` : "",
+    cleanYear ? `${cleanTitle} ${cleanYear} video game` : "",
+    `${cleanTitle} jeu video`,
+    `${cleanTitle} video game`,
+    cleanTitle,
+  ]);
+
+  const wikiHosts = ["fr.wikipedia.org", "en.wikipedia.org"];
+  for (const host of wikiHosts) {
+    for (const query of queries) {
+      const searchUrl =
+        `https://${host}/w/api.php?action=query&format=json&generator=search&gsrlimit=8` +
+        "&prop=pageimages|info&inprop=url&piprop=thumbnail&pithumbsize=280&redirects=1&origin=*" +
+        `&gsrsearch=${encodeURIComponent(query)}`;
+      const payload = await fetchJsonWithTimeout(searchUrl, 5500);
+      const thumb = extractWikipediaThumbnail(payload, cleanTitle);
+      if (thumb) {
+        return thumb;
+      }
+    }
+  }
+
+  return "";
+}
+
+async function autoFillCovers(options = {}) {
+  const overwrite = Boolean(options.overwrite);
+  const limitInput = Number(options.limit);
+  const limit = Number.isFinite(limitInput) && limitInput > 0 ? Math.min(limitInput, 500) : 250;
+
+  const whereClause = overwrite ? "" : "WHERE COALESCE(g.cover_url, '') = ''";
+  const rowsResult = await pool.query(
+    `
+      SELECT
+        g.id::text AS id,
+        g.title,
+        g.release_year,
+        g.cover_url,
+        c.name AS console_name
+      FROM games g
+      JOIN consoles c ON c.id = g.console_id
+      ${whereClause}
+      ORDER BY g.created_at DESC
+      LIMIT $1;
+    `,
+    [limit],
+  );
+
+  let updated = 0;
+  let notFound = 0;
+  const sampleUpdated = [];
+  const sampleNotFound = [];
+
+  for (const row of rowsResult.rows) {
+    const coverUrl = await fetchCoverFromWikipedia(row.title, row.console_name, row.release_year);
+    if (!coverUrl) {
+      notFound += 1;
+      if (sampleNotFound.length < 12) {
+        sampleNotFound.push({
+          id: row.id,
+          title: row.title,
+          consoleName: row.console_name,
+        });
+      }
+      continue;
+    }
+
+    await pool.query("UPDATE games SET cover_url = $2 WHERE id = $1::uuid;", [row.id, coverUrl]);
+    updated += 1;
+    if (sampleUpdated.length < 12) {
+      sampleUpdated.push({
+        id: row.id,
+        title: row.title,
+        consoleName: row.console_name,
+      });
+    }
+    await sleep(80);
+  }
+
+  return {
+    scanned: rowsResult.rows.length,
+    updated,
+    notFound,
+    overwrite,
+    sampleUpdated,
+    sampleNotFound,
+  };
+}
+
 async function importCatalog(payload) {
   const brands = payload && payload.brands && typeof payload.brands === "object" ? payload.brands : {};
   const gamesByConsole =
@@ -1386,6 +1555,17 @@ async function handleRequest(request, response) {
     return;
   }
 
+  if (request.method === "POST" && url.pathname === "/api/covers/autofill") {
+    try {
+      const body = await readJsonBody(request);
+      const result = await autoFillCovers(body || {});
+      sendJson(response, 200, { status: "ok", ...result });
+    } catch (error) {
+      sendJson(response, 400, { status: "error", message: error.message });
+    }
+    return;
+  }
+
   const barcodeLookupMatch = url.pathname.match(/^\/api\/barcode\/lookup\/([^/]+)$/);
   if (request.method === "GET" && barcodeLookupMatch) {
     try {
diff --git a/app.js b/app.js
index 5cf6dd6..091fa93 100644
--- a/app.js
+++ b/app.js
@@ -51,6 +51,7 @@ const totalGamesValue = document.getElementById("totalGamesValue");
 const migrateBtn = document.getElementById("migrateBtn");
 const backupControls = document.getElementById("backupControls");
 const backupBtn = document.getElementById("backupBtn");
+const autoCoverBtn = document.getElementById("autoCoverBtn");
 const restoreMergeBtn = document.getElementById("restoreMergeBtn");
 const restoreReplaceBtn = document.getElementById("restoreReplaceBtn");
 const restoreFileInput = document.getElementById("restoreFileInput");
@@ -545,6 +546,41 @@ backupBtn.addEventListener("click", async () => {
   }
 });
 
+autoCoverBtn.addEventListener("click", async () => {
+  if (!apiReachable) {
+    alert("API indisponible. Enrichissement des pochettes impossible.");
+    return;
+  }
+
+  const confirmed = window.confirm(
+    "Lancer la recuperation automatique des pochettes depuis internet pour les jeux sans image ?",
+  );
+  if (!confirmed) {
+    return;
+  }
+
+  autoCoverBtn.disabled = true;
+  const originalLabel = autoCoverBtn.textContent;
+  autoCoverBtn.textContent = "Traitement en cours...";
+  try {
+    const result = await apiRequest("/api/covers/autofill", {
+      method: "POST",
+      body: { limit: 350, overwrite: false },
+      timeoutMs: 180000,
+    });
+    await refreshFromApi(state.selectedBrand, state.selectedConsole);
+    alert(
+      `Pochettes maj: ${result.updated || 0} / ${result.scanned || 0} jeu(x). Non trouves: ${result.notFound || 0}.`,
+    );
+  } catch (error) {
+    console.error(error);
+    alert(`Echec auto-pochettes: ${error.message}`);
+  } finally {
+    autoCoverBtn.disabled = false;
+    autoCoverBtn.textContent = originalLabel;
+  }
+});
+
 restoreMergeBtn.addEventListener("click", () => {
   pendingRestoreMode = "merge";
   restoreFileInput.click();
diff --git a/index.html b/index.html
index 9219c7d..114507d 100644
--- a/index.html
+++ b/index.html
@@ -29,6 +29,7 @@
         <button id="backupBtn" type="button" class="btn-secondary">Sauvegarder JSON</button>
         <button id="restoreMergeBtn" type="button" class="btn-secondary">Restaurer (fusion)</button>
         <button id="restoreReplaceBtn" type="button" class="btn-secondary">Restaurer (remplacement)</button>
+        <button id="autoCoverBtn" type="button" class="btn-secondary">Auto-remplir pochettes (internet)</button>
         <input id="restoreFileInput" type="file" accept="application/json" class="hidden" />
       </div>
 
diff --git a/nginx/default.conf b/nginx/default.conf
index 8b6c43d..d845bf8 100644
--- a/nginx/default.conf
+++ b/nginx/default.conf
@@ -10,6 +10,9 @@ server {
   location /api/ {
     proxy_pass http://video-games-api:3001/api/;
     proxy_http_version 1.1;
+    proxy_connect_timeout 10s;
+    proxy_send_timeout 300s;
+    proxy_read_timeout 300s;
     proxy_set_header Host $host;
     proxy_set_header X-Real-IP $remote_addr;
     proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;