diff --git a/code/infrastructure/docker-compose.yml b/code/infrastructure/docker-compose.yml
index e5d1a9318094d58c5cacc5b12ea96b78a17d7e22..23fd9c9742aab523fd16b34bfe3ae2d3268baa20 100644
--- a/code/infrastructure/docker-compose.yml
+++ b/code/infrastructure/docker-compose.yml
@@ -241,7 +241,8 @@ services:
     container_name: pub_cdm
     image: lab.it.hs-hannover.de:4567/cwy-p8d-u1/ma_code/pub_cdm
     environment:
-      - lines_per_window=1000
+      - chunk_size_insert=2000
+      - number_of_insertions=2000
       - path_to_firstK=/var/lib/import/first1k.json
       - path_data=/var/lib/import/
       - sleep_time=1