diff --git a/public/index.html b/public/index.html
index 895157d1..4b02847c 100644
--- a/public/index.html
+++ b/public/index.html
@@ -88,7 +88,7 @@
   <script src="traces.js?v=1773972187" onerror="console.error('Failed to load:', this.src)"></script>
   <script src="analytics.js?v=1773996158" onerror="console.error('Failed to load:', this.src)"></script>
   <script src="live.js?v=1773998477" onerror="console.error('Failed to load:', this.src)"></script>
-  <script src="observers.js?v=1773998477" onerror="console.error('Failed to load:', this.src)"></script>
+  <script src="observers.js?v=1774017588" onerror="console.error('Failed to load:', this.src)"></script>
   <script src="observer-detail.js?v=1773993532" onerror="console.error('Failed to load:', this.src)"></script>
   <script src="node-analytics.js?v=1773996158" onerror="console.error('Failed to load:', this.src)"></script>
   <script src="perf.js?v=1773985649" onerror="console.error('Failed to load:', this.src)"></script>
diff --git a/public/observers.js b/public/observers.js
index 9dbe58d4..6d5abc0c 100644
--- a/public/observers.js
+++ b/public/observers.js
@@ -113,7 +113,7 @@
             <td>${o.iata ? `<span class="badge-region">${o.iata}</span>` : '—'}</td>
             <td>${timeAgo(o.last_seen)}</td>
             <td>${(o.packet_count || 0).toLocaleString()}</td>
-            <td class="col-spark" style="max-width:none;overflow:visible;min-width:80px">${sparkBar(o.packetsLastHour || 0, maxPktsHr)}</td>
+            <td class="col-spark" style="max-width:none;overflow:visible;min-width:80px;position:relative;z-index:1">${sparkBar(o.packetsLastHour || 0, maxPktsHr)}</td>
             <td>${uptimeStr(o.first_seen)}</td>
           </tr>`;
         }).join('')}</tbody>