diff --git a/services/cojedzie/stack.yml b/services/cojedzie/stack.yml
index 5654b6a..bac3887 100644
--- a/services/cojedzie/stack.yml
+++ b/services/cojedzie/stack.yml
@@ -62,7 +62,7 @@ services:
     volumes:
       - clickhouse_data:/var/lib/clickhouse
     configs:
-      - source: clickhouse_config_{{ clickhouse_config.checksum }}
+      - source: clickhouse_config_{{ clickhouse_config.checksum[:8] }}
         target: /etc/clickhouse-server/config.d/low-memory.xml
         mode: 0444
     deploy:
@@ -120,7 +120,7 @@ services:
         - traefik.http.services.{{ service }}-front.loadbalancer.server.port=3000
 
 configs:
-  clickhouse_config_{{ clickhouse_config.checksum }}:
+  clickhouse_config_{{ clickhouse_config.checksum[:8] }}:
     file: ./config/clickhouse.xml
 
 volumes:
diff --git a/services/cojedzie@next/stack.yml b/services/cojedzie@next/stack.yml
index 5654b6a..bac3887 100644
--- a/services/cojedzie@next/stack.yml
+++ b/services/cojedzie@next/stack.yml
@@ -62,7 +62,7 @@ services:
     volumes:
       - clickhouse_data:/var/lib/clickhouse
     configs:
-      - source: clickhouse_config_{{ clickhouse_config.checksum }}
+      - source: clickhouse_config_{{ clickhouse_config.checksum[:8] }}
         target: /etc/clickhouse-server/config.d/low-memory.xml
         mode: 0444
     deploy:
@@ -120,7 +120,7 @@ services:
         - traefik.http.services.{{ service }}-front.loadbalancer.server.port=3000
 
 configs:
-  clickhouse_config_{{ clickhouse_config.checksum }}:
+  clickhouse_config_{{ clickhouse_config.checksum[:8] }}:
     file: ./config/clickhouse.xml
 
 volumes: