diff --git a/apps/server/src/provider/Layers/ClaudeCapabilitiesProbe.test.ts b/apps/server/src/provider/Layers/ClaudeCapabilitiesProbe.test.ts
index 232b8cc02d00..bb6e5bd7c7dd 100644
--- a/apps/server/src/provider/Layers/ClaudeCapabilitiesProbe.test.ts
+++ b/apps/server/src/provider/Layers/ClaudeCapabilitiesProbe.test.ts
@@ -129,7 +129,14 @@ it.layer(NodeServices.layer)("Claude capability probe SDK boundary", (it) => {
           "    });",
           "  }",
           "});",
-          "setInterval(() => {}, 1_000);",
+          "// Stay alive for follow-up control requests, but never outlive the",
+          "// parent: the probe aborts the SDK without awaiting the child, so an",
+          "// unconditional interval would strand this process until reboot.",
+          "const keepAlive = setInterval(() => {}, 1_000);",
+          'lines.on("close", () => {',
+          "  clearInterval(keepAlive);",
+          "  process.exit(0);",
+          "});",
           "",
         ].join("\n"),
       );