diff --git a/tests/test_tui_gateway_server.py b/tests/test_tui_gateway_server.py
index 41b5194da63a..32eaa0a1e38a 100644
--- a/tests/test_tui_gateway_server.py
+++ b/tests/test_tui_gateway_server.py
@@ -137,10 +137,10 @@ def test_load_enabled_toolsets_rejects_disabled_mcp_env(monkeypatch, capsys):
     )
     monkeypatch.setattr(config_mod, "load_config", lambda: {"platform_toolsets": {"cli": ["memory"]}})
 
-    # Sorted: ["kanban", "memory"]. `kanban` is auto-recovered by
-    # _get_platform_tools because it's a non-configurable platform toolset
+    # Sorted: ["kanban", "memory", "nudge"]. `kanban` is auto-recovered by
+    # _get_platform_tool because it's a non-configurable platform toolset
     # whose tools live in hermes-cli's universe (see toolsets.py).
-    assert server._load_enabled_toolsets() == ["kanban", "memory"]
+    assert server._load_enabled_toolsets() == ["kanban", "memory", "nudge"]
     err = capsys.readouterr().err
     assert "ignoring disabled MCP servers" in err
     assert "mcp-off" in err
@@ -159,7 +159,7 @@ def test_load_enabled_toolsets_falls_back_when_tui_env_invalid(monkeypatch, caps
 
     monkeypatch.setattr(config_mod, "load_config", lambda: {"platform_toolsets": {"cli": ["memory"]}})
 
-    assert server._load_enabled_toolsets() == ["kanban", "memory"]
+    assert server._load_enabled_toolsets() == ["kanban", "memory", "nudge"]
     assert "using configured CLI toolsets" in capsys.readouterr().err
 
 
diff --git a/tools/nudge_tool.py b/tools/nudge_tool.py
index bfeba638f88d..30c9fe647f1b 100644
--- a/tools/nudge_tool.py
+++ b/tools/nudge_tool.py
@@ -119,6 +119,7 @@ def nudge_tool(
     action: str = "send",
     target: Optional[str] = None,
     content: Optional[str] = None,
+    **kwargs,  # Accept framework-injected params like task_id
 ) -> dict:
     """Manage nudges — inject messages into agent sessions.
 
@@ -283,7 +284,7 @@ def _check_nudge() -> bool:
 
 registry.register(
     name="nudge",
-    toolset="cronjob",
+    toolset="nudge",
     schema=NUDGE_SCHEMA,
     handler=nudge_tool,
     check_fn=_check_nudge,
diff --git a/toolsets.py b/toolsets.py
index 57e226d3c082..4a6cfdea1519 100644
--- a/toolsets.py
+++ b/toolsets.py
@@ -56,6 +56,8 @@
     "execute_code", "delegate_task",
     # Cronjob management
     "cronjob",
+    # Nudge - for cronjobs to communicate with agent sessions
+    "nudge",
     # Cross-platform messaging (gated on gateway running via check_fn)
     "send_message",
     # Home Assistant smart home control (gated on HASS_TOKEN via check_fn)
@@ -132,6 +134,12 @@
         "includes": []
     },
     
+    "nudge": {
+        "description": "Nudge tool for cronjobs to send messages to running agent sessions",
+        "tools": ["nudge"],
+        "includes": []
+    },
+    
     "messaging": {
         "description": "Cross-platform messaging: send messages to Telegram, Discord, Slack, SMS, etc.",
         "tools": ["send_message"],