diff --git a/services/http_gate/docker-compose.yml b/services/http_gate/docker-compose.yml
index 446d164..1e822c8 100644
--- a/services/http_gate/docker-compose.yml
+++ b/services/http_gate/docker-compose.yml
@@ -8,7 +8,7 @@ services:
     hostname: http_gate
     container_name: http_gate
     restart: on-failure
-    dns: 
+    dns:
       - ${IPV4_PREFIX}.53
     networks:
       http_gate_int:
diff --git a/services/s3_gate/docker-compose.yml b/services/s3_gate/docker-compose.yml
index cbae17e..82efcaa 100644
--- a/services/s3_gate/docker-compose.yml
+++ b/services/s3_gate/docker-compose.yml
@@ -8,7 +8,7 @@ services:
     hostname: s3_gate
     container_name: s3_gate
     restart: on-failure
-    dns: 
+    dns:
       - ${IPV4_PREFIX}.53
     networks:
       s3_gate_int: