diff --git a/tests/test_historical.py b/tests/test_historical.py
index d68b803ac228c6e80929be2e22316942558bbf8a..fbf79ac97cba54470fa7ed0a3c5ae76309da743d 100644
--- a/tests/test_historical.py
+++ b/tests/test_historical.py
@@ -146,3 +146,16 @@ def test_from_denomination(historical1_responder, output):
     assert next(lines) == '$10.00\n'
     assert next(lines) == '1,445 ALL {=$0.006919} @ $0.006919\n'
     assert next(lines, None) is None
+
+def test_rate_precision_added_as_needed(historical1_responder, output):
+    config = build_config(historical1_responder, from_currency='RUB',
+                          to_currency='USD', amount=63805,
+                          ledger=True, denomination='USD')
+    lines = lines_from_run(config, output)
+    # 63,805 / 57.0763 (the RUB rate) == $1,117.89
+    # But using the truncated rate: 63,805 * .01752 == $1,117.86
+    # Make sure the rate is specified with enough precision to get the
+    # correct conversion amount.
+    assert next(lines) == '63,805.00 RUB {=$0.0175204} @ $0.0175204\n'
+    assert next(lines) == '$1,117.89\n'
+    assert next(lines, None) is None