diff --git a/axelrod/version.py b/axelrod/version.py
index 6cea18d86..c7bbe4965 100644
--- a/axelrod/version.py
+++ b/axelrod/version.py
@@ -1 +1 @@
-__version__ = "1.18.0"
+__version__ = "1.17.1"