diff --git a/helpers/config.py b/helpers/config.py
index 3ca1196..a26bd2d 100644
--- a/helpers/config.py
+++ b/helpers/config.py
@@ -30,7 +30,7 @@ class Config(metaclass=Singleton):
     DEFAULT_PROXY_PORT = '8080'
     DEFAULT_NGINX_PORT = '80'
     DEFAULT_NGINX_HTTPS_PORT = '443'
-    KOBO_DOCKER_BRANCH = '2.021.41'
+    KOBO_DOCKER_BRANCH = '2.021.41a'
     KOBO_INSTALL_VERSION = '6.2.0'
     MAXIMUM_AWS_CREDENTIAL_ATTEMPTS = 3