diff --git a/app/CHANGELOG.md b/app/CHANGELOG.md
index c1f9886..eb6e0a0 100644
--- a/app/CHANGELOG.md
+++ b/app/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog — Alpinux Static
 
+## [1.5.2] — 2026-05-06
+
+### Ajouté
+- Erreurs 404 : champ de recherche dynamique — filtre les lignes par chemin ou adresse IP à chaque frappe, avec compteur de résultats
+
+---
+
 ## [1.5.1] — 2026-05-06
 
 ### Corrigé
diff --git a/app/VERSION b/app/VERSION
index 26ca594..4cda8f1 100644
--- a/app/VERSION
+++ b/app/VERSION
@@ -1 +1 @@
-1.5.1
+1.5.2
diff --git a/app/static/app.css b/app/static/app.css
index b375b69..dab19ef 100644
--- a/app/static/app.css
+++ b/app/static/app.css
@@ -326,6 +326,10 @@ footer { background: var(--blue-dark); color: rgba(255,255,255,.6); margin-top:
 .err-header h2 { margin: 0; }
 .err-total-badge { font-size: .75rem; font-weight: 400; color: var(--muted); margin-left: .5rem; }
 .btn-sm { font-size: .8rem; padding: .3rem .7rem; background: var(--blue-light); color: var(--blue); border: 1px solid var(--border); border-radius: 6px; cursor: pointer; }
+.err-search-wrap { display: flex; align-items: center; gap: .75rem; margin-bottom: .75rem; }
+.err-search { flex: 1; max-width: 380px; padding: .4rem .75rem; border: 1px solid var(--border); border-radius: 8px; font-size: .9rem; background: var(--bg); color: var(--text); }
+.err-search:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 2px var(--blue-light); }
+.err-search-count { font-size: .8rem; color: var(--muted); }
 
 .err-table .err-path code { font-size: .82rem; color: var(--text); word-break: break-all; }
 .col-err-status { width: 1.5rem; text-align: center; }
diff --git a/app/templates/errors_404.html b/app/templates/errors_404.html
index 4333b0d..7fc2cc2 100644
--- a/app/templates/errors_404.html
+++ b/app/templates/errors_404.html
@@ -18,6 +18,10 @@
   {% if not entries %}
     <p style="color:var(--muted); margin-top:.5rem">Aucune erreur 404 dans les logs récents.</p>
   {% else %}
+  <div class="err-search-wrap">
+    <input type="search" id="err-search" class="err-search" placeholder="Filtrer par chemin ou adresse IP…" autocomplete="off">
+    <span class="err-search-count" id="err-search-count"></span>
+  </div>
   <table class="file-table err-table">
     <thead>
       <tr>
@@ -31,7 +35,7 @@
     </thead>
     <tbody>
     {% for path, info in entries %}
-    <tr class="err-row" data-path="{{ path }}">
+    <tr class="err-row" data-path="{{ path }}" data-ips="{{ info.ips.keys() | join(' ') }}">
       <td class="col-err-status">
         <span class="err-status-dot err-status-dot--{% if not info.last_seen %}unk{% elif (info.ips | length) > 0 %}active{% else %}ok{% endif %}"
               data-path="{{ path }}"
@@ -80,6 +84,32 @@
   const IGNORE_URL = {{ url_for('errors_ignore') | tojson }};
   const BAN_URL    = {{ url_for('errors_ban')    | tojson }};
 
+  /* ── Search / filter ── */
+  const searchInput = document.getElementById('err-search');
+  const searchCount = document.getElementById('err-search-count');
+  const allRows = [...document.querySelectorAll('.err-row')];
+
+  function applyFilter() {
+    const q = searchInput.value.trim().toLowerCase();
+    let visible = 0;
+    allRows.forEach(row => {
+      const match = !q
+        || row.dataset.path.toLowerCase().includes(q)
+        || row.dataset.ips.toLowerCase().includes(q);
+      const detailRow = row.nextElementSibling;
+      row.style.display = match ? '' : 'none';
+      if (!match && detailRow && detailRow.classList.contains('err-detail-row')) {
+        detailRow.style.display = 'none';
+        row.querySelector('.btn-detail').textContent = '▼';
+        if (openRow === detailRow) openRow = null;
+      }
+      if (match) visible++;
+    });
+    searchCount.textContent = q ? `${visible} / ${allRows.length}` : '';
+  }
+
+  if (searchInput) searchInput.addEventListener('input', applyFilter);
+
   /* ── Expand/collapse detail ── */
   let openRow = null;
 
diff --git a/scripts/deploy-app.sh b/scripts/deploy-app.sh
index 3ed5a14..b6acd36 100755
--- a/scripts/deploy-app.sh
+++ b/scripts/deploy-app.sh
@@ -48,8 +48,8 @@ if $DRY_RUN; then
   exit 0
 fi
 
-ssh "$REMOTE_HOST" "sudo mkdir -p $REMOTE_DEST && sudo chown static-cdn:static-cdn $REMOTE_DEST"
-rsync "${RSYNC_OPTS[@]}" "$APP_DIR/" "$REMOTE_HOST:$REMOTE_DEST/"
+ssh "$REMOTE_HOST" "sudo mkdir -p $REMOTE_DEST"
+rsync "${RSYNC_OPTS[@]}" --rsync-path="sudo rsync" "$APP_DIR/" "$REMOTE_HOST:$REMOTE_DEST/"
 ssh "$REMOTE_HOST" "sudo chown -R static-cdn:static-cdn $REMOTE_DEST"
 echo -e "  ${GREEN}✓ Fichiers copiés${RESET}"