diff --git a/src/main.py b/src/main.py
index 5c049194..c3333404 100644
--- a/src/main.py
+++ b/src/main.py
@@ -1,6 +1,7 @@
 from __future__ import annotations
 
 import argparse
+import atexit
 
 import sentry_sdk
 from commands import list_dependencies
@@ -21,6 +22,11 @@
 )
 
 
+@atexit.register
+def cleanup() -> None:
+    sentry_sdk.flush()
+
+
 def main() -> None:
     parser = argparse.ArgumentParser(
         description="DevServices CLI tool for managing Docker Compose services."