diff --git a/CHANGES.rst b/CHANGES.rst
index 952a975bb..e0b2a41ab 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -28,6 +28,9 @@ Unreleased
   drive than the current directory. (`pull 1430`_, fixing `issue 1428`_).
   Thanks, Lorenzo Micò.
 
+- Fix path calculations when running in the root directory, as you might do in
+  a Docker container: `pull 1403`_, thanks Arthur Rio.
+
 - Filtering in the HTML report wouldn't work when reloading the index page.
   This is now fixed (`pull 1413`_).  Thanks, Marc Legendre.
 
@@ -36,6 +39,7 @@ Unreleased
 
 .. _issue 972: https://github.com/nedbat/coveragepy/issues/972
 .. _pull 1347: https://github.com/nedbat/coveragepy/pull/1347
+.. _pull 1403: https://github.com/nedbat/coveragepy/issues/1403
 .. _pull 1405: https://github.com/nedbat/coveragepy/issues/1405
 .. _pull 1413: https://github.com/nedbat/coveragepy/issues/1413
 .. _pull 1428: https://github.com/nedbat/coveragepy/issues/1428
diff --git a/CONTRIBUTORS.txt b/CONTRIBUTORS.txt
index 4c6dfaf15..470dc25f5 100644
--- a/CONTRIBUTORS.txt
+++ b/CONTRIBUTORS.txt
@@ -21,6 +21,7 @@ Arcadiy Ivanov
 Aron Griffis
 Artem Dayneko
 Arthur Deygin
+Arthur Rio
 Ben Carlsson
 Ben Finney
 Benjamin Schubert
diff --git a/tests/test_files.py b/tests/test_files.py
index 28a98fb84..9f7f62784 100644
--- a/tests/test_files.py
+++ b/tests/test_files.py
@@ -11,8 +11,10 @@
 
 from coverage import env, files
 from coverage.exceptions import ConfigError
-from coverage.files import (FnmatchMatcher, ModuleMatcher, PathAliases, TreeMatcher, abs_file,
-                            actual_path, find_python_files, flat_rootname, fnmatches_to_regex)
+from coverage.files import (
+    FnmatchMatcher, ModuleMatcher, PathAliases, TreeMatcher, abs_file,
+    actual_path, find_python_files, flat_rootname, fnmatches_to_regex,
+)
 from tests.coveragetest import CoverageTest