diff --git a/byro_shackspace/tests/test_csv_file_encoding.py b/byro_shackspace/tests/test_csv_file_encoding.py
new file mode 100644
index 0000000..320393e
--- /dev/null
+++ b/byro_shackspace/tests/test_csv_file_encoding.py
@@ -0,0 +1,7 @@
+import os.path
+
+def test_file_encoding():
+    filename = os.path.join(os.path.dirname(__file__), 'fixtures/transactions.csv')
+    with open(filename, encoding='iso-8859-1') as fp:
+        assert len(fp.read()) == 1086
+