diff --git a/{{cookiecutter.project_slug}}/dev.yml b/{{cookiecutter.project_slug}}/dev.yml
index b5c2dfb49..7187c9531 100644
--- a/{{cookiecutter.project_slug}}/dev.yml
+++ b/{{cookiecutter.project_slug}}/dev.yml
@@ -13,12 +13,12 @@ services:
     environment:
       - POSTGRES_USER={{cookiecutter.project_slug}}
 
-{% if cookiecutter.use_docker == 'y' %}      
+{% if cookiecutter.use_docker == 'y' -%}      
   mailhog:
     image: mailhog/mailhog
     ports:
       - "8025:8025"
-{% endif %}
+{%- endif %}
 
   django:
     build:
@@ -35,9 +35,9 @@ services:
       - "8000:8000"
     links:
       - postgres
-{% if cookiecutter.use_docker == 'y' %}
+{% if cookiecutter.use_docker == 'y' -%}
       - mailhog
-{% endif %}
+{%- endif %}
 
 {% if cookiecutter.use_pycharm == 'y' %}
   pycharm: