diff --git a/tests/data/simple_cases/deep_trailing_commas.py b/tests/data/simple_cases/deep_trailing_commas.py
index b664d829ee5..cdf1e21a485 100644
--- a/tests/data/simple_cases/deep_trailing_commas.py
+++ b/tests/data/simple_cases/deep_trailing_commas.py
@@ -1,4 +1,4 @@
-assert foo(1, 2, 3,)[0] == {'bar': 'baz'}
+assert foo(1, 2, 3,)[0] == {"bar": "baz"}
 
 a = [1,][2]()
 b = [1,][2](3)
@@ -12,7 +12,7 @@
     1,
     2,
     3,
-)[0] == {'bar': 'baz'}
+)[0] == {"bar": "baz"}
 
 a = [
     1,