diff --git a/microsoft/testsuites/core/timesync.py b/microsoft/testsuites/core/timesync.py
index 3a5c93021b..e751558501 100644
--- a/microsoft/testsuites/core/timesync.py
+++ b/microsoft/testsuites/core/timesync.py
@@ -24,8 +24,10 @@
 from lisa.operating_system import BSD, CpuArchitecture, Redhat, Suse, Windows
 from lisa.tools import (
     Cat,
+    Chmod,
     Chrony,
     Dmesg,
+    Echo,
     Hwclock,
     Ls,
     Lscpu,
@@ -414,6 +416,17 @@ def verify_timesync_ntp(self, node: Node) -> None:
         priority=2,
     )
     def verify_timesync_chrony(self, node: Node) -> None:
+        # On FreeBSD images, Chrony is not enabled by default after installation.
+        # To enabled it the line chronyd_enable=YES must be added to /etc/rc.conf.
+        if isinstance(node.os, BSD):
+            chmod = node.tools[Chmod]
+            echo = node.tools[Echo]
+            chmod.chmod("/etc/rc.conf", "+x", sudo=True)
+            echo.write_to_file(
+                value="chronyd_enable=YES",
+                file=PurePosixPath("/etc/rc.conf"),
+                sudo=True,
+            )
         chrony = node.tools[Chrony]
         # 1. Restart chrony service.
         chrony.restart()