diff --git a/tests/test_pytest_cov.py b/tests/test_pytest_cov.py
index f93d352f..6d979495 100644
--- a/tests/test_pytest_cov.py
+++ b/tests/test_pytest_cov.py
@@ -981,7 +981,7 @@ def test_invalid_coverage_source(testdir):
         '*10 passed*'
     ])
     result.stderr.fnmatch_lines([
-        'Coverage.py warning: No data was collected.*'
+        '*No data was collected.*'
     ])
     result.stdout.fnmatch_lines([
         '*Failed to generate report: No data to report.',