diff --git a/hooks/pre_gen_project.py b/hooks/pre_gen_project.py
index 61176630c..4f4378f58 100644
--- a/hooks/pre_gen_project.py
+++ b/hooks/pre_gen_project.py
@@ -17,6 +17,14 @@ INFO = "\x1b[1;33m [INFO]: "
 HINT = "\x1b[3;33m"
 SUCCESS = "\x1b[1;32m [SUCCESS]: "
 
+# The content of this string is evaluated by Jinja, and plays an important role.
+# It updates the cookiecutter context to trim leading and trailing spaces
+# from domain/email values
+"""
+{{ cookiecutter.update({ "domain_name": cookiecutter.domain_name | trim }) }}
+{{ cookiecutter.update({ "email": cookiecutter.email | trim }) }}
+"""
+
 project_slug = "{{ cookiecutter.project_slug }}"
 if hasattr(project_slug, "isidentifier"):
     assert (
@@ -80,8 +88,3 @@ if (
         "Mail Service for sending emails."
     )
     sys.exit(1)
-
-"""
-{{ cookiecutter.update({ "domain_name": cookiecutter.domain_name | trim }) }}
-{{ cookiecutter.update({ "email": cookiecutter.email | trim }) }}
-"""