diff --git a/agent_based/traefik_info.py b/agent_based/traefik_info.py
index 233dcc5..c639e22 100644
--- a/agent_based/traefik_info.py
+++ b/agent_based/traefik_info.py
@@ -2,6 +2,8 @@
 # pylint: disable=missing-module-docstring, unused-argument,
 # pylint: disable=missing-function-docstring, line-too-long
 
+import datetime
+import time
 from pprint import pprint
 
 from cmk.utils import debug
@@ -16,6 +18,7 @@ from cmk.agent_based.v2 import (
     Result,
     DiscoveryResult,
     CheckResult,
+    render,
 )
 
 
@@ -41,6 +44,9 @@ def parse_traefik_info(string_table):
             parsed_data["codename"] = line[1]
         elif line[0] == "Traefik_StartDate":
             parsed_data["startdate"] = line[1]
+            # convert timestamp into seconds since epoch
+            dt = datetime.datetime.fromisoformat(line[1])
+            parsed_data["startdate_seconds_since_epoch"] = int(dt.timestamp())
         elif line[0] == "Agent_Runtime":
             # convert seconds into ms
             parsed_data["agent_runtime"] = float(line[1]) * 1_000
@@ -62,8 +68,12 @@ def check_traefik_info(params, section) -> CheckResult:
     codename: str = section["codename"]
     version: str = section["version"]
     startdate: str = section["startdate"]
+    startdate_seconds_since_epoch: int = section["startdate_seconds_since_epoch"]
+    # calculate runtime of Traefik in seconds
+    current_epoch_time: int = int(time.time())
+    runtime: int = current_epoch_time - startdate_seconds_since_epoch
     agent_version: str = section["agent_version"]
-    agent_runtime: float = section["agent_runtime"]
+    agent_runtime: float = round(section["agent_runtime"], 1)
     state: State = get_state_upper(levels=levels, value=agent_runtime)
 
     yield Metric(
@@ -72,7 +82,7 @@ def check_traefik_info(params, section) -> CheckResult:
         levels=levels,
     )
     summary: str = f"Traefik version: {version}, code name: {codename}"
-    details: str = f"Traefik start date: {startdate}\nAgent version: {agent_version}\nAgent execution time: {agent_runtime}"
+    details: str = f"Traefik start date: {startdate}\nRunning since: {render.timespan(runtime)}\n\nAgent version: {agent_version}\nAgent execution time: {agent_runtime}ms"
     yield Result(state=state, summary=summary, details=details)