diff --git a/extensions/irc/src/active-clients.ts b/extensions/irc/src/active-clients.ts
index 47ac90c747f..cd960e201be 100644
--- a/extensions/irc/src/active-clients.ts
+++ b/extensions/irc/src/active-clients.ts
@@ -22,3 +22,14 @@ export function getActiveClient(accountId: string): IrcClient | undefined {
 export function removeActiveClient(accountId: string): void {
   activeClients.delete(accountId);
 }
+
+/**
+ * Only remove the active client if it matches the expected instance.
+ * Prevents a stopping monitor from deregistering a newer monitor's
+ * healthy client during reconnect races.
+ */
+export function removeActiveClientIfMatch(accountId: string, expected: IrcClient): void {
+  if (activeClients.get(accountId) === expected) {
+    activeClients.delete(accountId);
+  }
+}
diff --git a/extensions/irc/src/monitor.ts b/extensions/irc/src/monitor.ts
index 8ba5fd95338..6eb487f586f 100644
--- a/extensions/irc/src/monitor.ts
+++ b/extensions/irc/src/monitor.ts
@@ -1,6 +1,6 @@
 import { resolveLoggerBackedRuntime } from "openclaw/plugin-sdk/extension-shared";
 import { resolveIrcAccount } from "./accounts.js";
-import { setActiveClient, removeActiveClient } from "./active-clients.js";
+import { setActiveClient, removeActiveClientIfMatch } from "./active-clients.js";
 import { connectIrcClient, type IrcClient } from "./client.js";
 import { buildIrcConnectOptions } from "./connect-options.js";
 import { handleIrcInbound } from "./inbound.js";
@@ -141,7 +141,9 @@ export async function monitorIrcProvider(opts: IrcMonitorOptions): Promise<{ sto
 
   return {
     stop: () => {
-      removeActiveClient(account.accountId);
+      if (client) {
+        removeActiveClientIfMatch(account.accountId, client);
+      }
       client?.quit("shutdown");
       client = null;
     },