diff --git a/tests/test_cookiecutter_generation.py b/tests/test_cookiecutter_generation.py
index be05e79b..4292f989 100755
--- a/tests/test_cookiecutter_generation.py
+++ b/tests/test_cookiecutter_generation.py
@@ -7,7 +7,7 @@ import sh
 import yaml
 from binaryornot.check import is_binary
 
-PATTERN = "{{(\s?cookiecutter)[.](.*?)}}"
+PATTERN = r"{{(\s?cookiecutter)[.](.*?)}}"
 RE_OBJ = re.compile(PATTERN)
 
 YN_CHOICES = ["y", "n"]