diff --git a/scripts/send_test_alert.py b/scripts/send_test_alert.py
index 13de1bb..8d4178a 100644
--- a/scripts/send_test_alert.py
+++ b/scripts/send_test_alert.py
@@ -1,6 +1,5 @@
 import argparse
 import copy
-import time
 
 import requests
 
@@ -10,7 +9,7 @@
 parser.add_argument(
     "--watchtower-id", default="0x0e71247b49013664006D8472107f9e127695d9d7"
 )
-parser.add_argument("--timestamp", default=lambda: str(int(time.time())))
+parser.add_argument("--timestamp", default="Oct 7 14:26:18 2024")
 parser.add_argument("--file", default="emulator.py")
 parser.add_argument("--line", default="9393")
 parser.add_argument("--message", default="This is a test alert message")
diff --git a/tests/__init__.py b/tests/__init__.py
index 2711fab..babdaa7 100644
--- a/tests/__init__.py
+++ b/tests/__init__.py
@@ -38,7 +38,7 @@ def test_integration() -> None:
         % (
             "0x0e71247b49013664006D8472107f9e127695d9d7",
             "200",
-            "1728038914",
+            "Oct 7 14:26:18 2024",
             "example.go",
             "500",
             "Test alert message",
diff --git a/witnesschain_alertmanager_proxy.py b/witnesschain_alertmanager_proxy.py
index a39166f..d2e6c43 100644
--- a/witnesschain_alertmanager_proxy.py
+++ b/witnesschain_alertmanager_proxy.py
@@ -246,10 +246,10 @@ def alert(proxy: ProxySettings, body: WitnessChainErrorLog, response: Response)
             body.text
         ), "Text received from WitnessChain Watchtower should not be empty"
         alert = proxy.incoming(body)
-        ts = int(alert.labels["timestamp"])
+        ts = datetime.strptime(alert.labels["timestamp"], "%b %d %H:%M:%S %Y")
         witnesschain_alert.labels(
             alert.labels["file"], alert.labels["line"], alert.labels["watchtower_id"]
-        ).set(ts)
+        ).set(ts.timestamp())
         rendered = proxy.render(alert)
         proxy.send_alert(rendered)
         response.status_code = 204