diff --git a/core/testcontainers/core/container.py b/core/testcontainers/core/container.py
index 6ecc384b..b21feabc 100644
--- a/core/testcontainers/core/container.py
+++ b/core/testcontainers/core/container.py
@@ -76,6 +76,7 @@ def start(self) -> "DockerContainer":
 
     def stop(self, force=True, delete_volume=True) -> None:
         self._container.remove(force=force, v=delete_volume)
+        self.get_docker_client().client.close()
 
     def __enter__(self) -> "DockerContainer":
         return self.start()