diff --git a/coverage/tomlconfig.py b/coverage/tomlconfig.py
index 1784f3f39..4fd73ba1f 100644
--- a/coverage/tomlconfig.py
+++ b/coverage/tomlconfig.py
@@ -50,7 +50,7 @@ def read(self, filenames: Iterable[str]) -> list[str]:
         filename = os.fspath(filenames)
 
         try:
-            with open(filename, encoding='utf-8') as fp:
+            with open(filename, encoding='utf-8', newline='') as fp:
                 toml_text = fp.read()
         except OSError:
             return []