diff --git a/bot/tests/test__system.py b/bot/tests/test__system.py
index 46ec612ce..986ed1cbf 100644
--- a/bot/tests/test__system.py
+++ b/bot/tests/test__system.py
@@ -13,7 +13,7 @@ def test_mercurial():
 
     # Check mercurial version
     output = run_check(["hg", "version", "-T", "{ver}"])
-    assert output.decode("utf-8").startswith("5.3")
+    assert output.decode("utf-8").startswith("5.5.2")
 
     # Check needed extensions
     output = run_check(["hg", "version", "-T", "{extensions}"])