diff --git a/data/Dockerfiles/dockerapi/dockerapi.py b/data/Dockerfiles/dockerapi/dockerapi.py
index 63436b62b..7edb2e088 100644
--- a/data/Dockerfiles/dockerapi/dockerapi.py
+++ b/data/Dockerfiles/dockerapi/dockerapi.py
@@ -371,7 +371,7 @@ class DockerUtils:
         return exec_run_handler('utf8_text_only', sieve_return)
   # api call: container_post - post_action: exec - cmd: sieve - task: print
   def container_post__exec__sieve__print(self, container_id, request_json):
-    if 'username' in request.json and 'script_name' in request_json:
+    if 'username' in request_json and 'script_name' in request_json:
       for container in self.docker_client.containers.list(filters={"id": container_id}):
         cmd = ["/bin/bash", "-c", "/usr/bin/doveadm sieve get -u '" + request_json['username'].replace("'", "'\\''") + "' '" + request_json['script_name'].replace("'", "'\\''") + "'"]  
         sieve_return = container.exec_run(cmd)