diff --git a/{{cookiecutter.project_slug}}/config/settings/production.py b/{{cookiecutter.project_slug}}/config/settings/production.py
index 224081aa..b9b0ea0c 100644
--- a/{{cookiecutter.project_slug}}/config/settings/production.py
+++ b/{{cookiecutter.project_slug}}/config/settings/production.py
@@ -89,7 +89,7 @@ AWS_S3_OBJECT_PARAMETERS = {
 STATICFILES_STORAGE = 'whitenoise.storage.CompressedManifestStaticFilesStorage'
 {%- else %}
 STATICFILES_STORAGE = 'config.settings.production.StaticRootS3BotoStorage'
-STATIC_URL = 'https://s3.amazonaws.com/%s/static/' % AWS_STORAGE_BUCKET_NAME
+STATIC_URL = f'https://s3.amazonaws.com/{AWS_STORAGE_BUCKET_NAME}/static/'
 {%- endif %}
 
 # MEDIA