diff --git a/backend/copr_backend/background_worker_build.py b/backend/copr_backend/background_worker_build.py
index d0344a1f2..e5a8e0940 100644
--- a/backend/copr_backend/background_worker_build.py
+++ b/backend/copr_backend/background_worker_build.py
@@ -249,6 +249,11 @@ def _fill_build_info_file(self):
                 info_file_path, error,
             ))
 
+    def _update_frontend_task(self, data):
+        self.log.info("Sending build state back to frontend: %s",
+                      json.dumps(data))
+        self.frontend_client.update(data)
+
     def _mark_running(self, attempt):
         """
         Announce everywhere that a build process started now.
@@ -263,9 +268,8 @@ def _mark_running(self, attempt):
             self.log.info("Not re-notifying FE and msg buses for the new host.")
             return
 
-        self.log.info("Marking build as running on frontend")
         data = {"builds": [self.job.to_dict()]}
-        self.frontend_client.update(data)
+        self._update_frontend_task(data)
 
         for topic in ['build.start', 'chroot.start']:
             self.sender.announce(topic, self.job, self.last_hostname)
@@ -284,7 +288,7 @@ def _mark_finished(self):
         self.log.info("Worker %s build, took %s", text_status,
                       self.job.took_seconds)
         data = {"builds": [self.job.to_dict()]}
-        self.frontend_client.update(data)
+        self._update_frontend_task(data)
         self.sender.announce("build.end", self.job, self.last_hostname)
 
     def _parse_results(self):