diff --git a/gui/ollie9pclient.cpp b/gui/ollie9pclient.cpp
index ea39c56..94c0b41 100644
--- a/gui/ollie9pclient.cpp
+++ b/gui/ollie9pclient.cpp
@@ -189,6 +189,7 @@ void Ollie9pClient::setAgentConnected(const QString &key, bool connected)
     const bool cached = m_agentConnected.value(key, false);
     m_agentConnected[key] = connected;
     bool modelChanged = false;
+    bool foundInModel = false;
     // Update the in-memory model without starting another round of probes.
     for (QVariant &value : m_sessions) {
         QVariantMap session = value.toMap();
@@ -196,6 +197,7 @@ void Ollie9pClient::setAgentConnected(const QString &key, bool connected)
         for (QVariant &agentValue : agents) {
             QVariantMap agent = agentValue.toMap();
             if (agentKey(session["id"].toString(), agent["id"].toString()) == key) {
+                foundInModel = true;
                 if (agent.value("connected").toBool() != connected)
                     modelChanged = true;
                 agent["connected"] = connected;
@@ -205,6 +207,9 @@ void Ollie9pClient::setAgentConnected(const QString &key, bool connected)
         session["agents"] = agents;
         value = session;
     }
+    // Ignore stale disconnects for agents no longer in the model (killed).
+    if (!foundInModel && !connected)
+        return;
     if (cached != connected || modelChanged)
         emit sessionsChanged();
 }
@@ -245,7 +250,9 @@ void Ollie9pClient::reconcileAgentConnections()
                 }
             });
             connect(connection, &NinePConnection::disconnected, this, [this, key]() {
-                setAgentConnected(key, false);
+                // Agent may have been killed — refresh to get authoritative state
+                // rather than showing a transient red indicator.
+                refreshSessions();
             });
             // Use immutable IDs in path — aliases in the 9P namespace resolve
             // these to the correct session/agent regardless of display name.