diff --git a/src/setuptools_scm/config.py b/src/setuptools_scm/config.py
index <HASH>..<HASH> 100644
--- a/src/setuptools_scm/config.py
+++ b/src/setuptools_scm/config.py
@@ -112,6 +112,8 @@ class Configuration(object):
         """
         Read Configuration from pyproject.toml (or similar)
         """
+        if not os.path.isfile(name):
+            return cls()
         with open(name) as strm:
             defn = __import__("toml").load(strm)
         config = cls()
Avoid file-not-found errors when pyproject.toml isn't present