diff --git a/update_tracker.py b/update_tracker.py
index 91fed7e..eb51510 100755
--- a/update_tracker.py
+++ b/update_tracker.py
@@ -30,7 +30,7 @@ Examples:
 """
 
 import json
-import shutil
+import subprocess
 import tempfile
 from pathlib import Path
 
@@ -78,16 +78,23 @@ if __name__ == "__main__":
 
         # Create a NamedTemporaryFile and write all infohashes to it, one per line
         console.log("Creating temporary file to write infohashes to.")
+
         with tempfile.NamedTemporaryFile() as ntf:
             with open(ntf.name, "w") as tf:
                 tf.writelines(format_infohashes)
 
-            # Use shutil.copy to copy the infohashes file to the torrent tracker's config
+            # Use `sudo cp -f` to copy the infohashes file to the torrent tracker's config
             # directory, overwriting the whitelist.txt file.
             console.log(
                 "Copying the temporary infohashes file to the torrent tracker's whitelist."
             )
-            shutil.copy(ntf.name, "/etc/opentracker/whitelist.txt")
+            subprocess.run(
+                ["sudo", "cp", "-f", ntf.name, "/etc/opentracker/whitelist.txt"]
+            )
+
+            # Run `sudo systemctl restart opentracker.service`
+            console.log("Restarting opentracker.service")
+            subprocess.run(["sudo", "systemctl", "restart", "opentracker.service"])
 
         # Reannounce all torrents in each qBittorrent instance to their trackers
         console.log("Reannouncing all torrents to their trackers.")