diff --git a/.pyup.yml b/.pyup.yml
index 4082eed8..b330b22b 100644
--- a/.pyup.yml
+++ b/.pyup.yml
@@ -14,7 +14,7 @@ pin: True
 label_prs: update
 
 requirements:
-  - requirements.txt
-  - {{cookiecutter.project_slug}}/requirements/base.txt
-  - {{cookiecutter.project_slug}}/requirements/local.txt
-  - {{cookiecutter.project_slug}}/requirements/production.txt
+  - "requirements.txt"
+  - "{{cookiecutter.project_slug}}/requirements/base.txt"
+  - "{{cookiecutter.project_slug}}/requirements/local.txt"
+  - "{{cookiecutter.project_slug}}/requirements/production.txt"