diff --git a/requirements.txt b/requirements.txt
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,5 +12,6 @@
 psycopg2
 pyyaml
 requests
+sentry-sdk
 setuptools
 typing-extensions
diff --git a/swh/scheduler/cli/admin.py b/swh/scheduler/cli/admin.py
--- a/swh/scheduler/cli/admin.py
+++ b/swh/scheduler/cli/admin.py
@@ -12,6 +12,7 @@
 from typing import List, Tuple
 
 import click
+import sentry_sdk
 
 from . import cli
 
@@ -77,6 +78,7 @@
                     logger.info("Scheduled %s tasks", ntasks)
             except Exception:
                 logger.exception("Unexpected error in run_ready_tasks()")
+                sentry_sdk.capture_exception()
             if not period:
                 break
             time.sleep(period)
@@ -176,6 +178,7 @@
                 visit_type,
                 exc_info=exc_info,
             )
+            sentry_sdk.capture_exception(exc_info)
 
             dead_thread = threads[visit_type][0]
             dead_thread.join(timeout=1)