--- buildbot/scripts/logwatcher.py.orig	Tue Nov 28 10:31:51 2023
+++ buildbot/scripts/logwatcher.py	Tue Nov 28 10:32:01 2023
@@ -113,7 +113,7 @@ class LogWatcher(LineOnlyLongLineReceiver):
         else:
             tailBin = "/usr/bin/tail"
 
-        args = ("tail", "-F", "-n", "0", self.logfile)
+        args = ("tail", "-f", "-n", "0", self.logfile)
         self.p = self._reactor.spawnProcess(self.pp, tailBin, args,
                                             env=os.environ)
         self.running = True
