diff --git a/tests/data/cases/pep_701.py b/tests/data/cases/pep_701.py
index 8fa5cf24fee..9e157bd6fd1 100644
--- a/tests/data/cases/pep_701.py
+++ b/tests/data/cases/pep_701.py
@@ -249,6 +249,6 @@
 
 f"{1:{f'{2}'}}"
 f"{1:{f'{2}'}}"
-f'{1:{2}d}'
+f"{1:{2}d}"
 
 f'{{\\"kind\\":\\"ConfigMap\\",\\"metadata\\":{{\\"annotations\\":{{}},\\"name\\":\\"cluster-info\\",\\"namespace\\":\\"amazon-cloudwatch\\"}}}}'