Release v1.7.1 (#519)

diff --git a/CHANGELOG b/CHANGELOG
index 9404c57..6412be6 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,10 @@
+v1.7.1
+  Version 1.7.1
+
+  Bugfix release
+
+  - Remove unnecessary check in setup.py (#518).
+
 v1.7.0
   Version 1.7.0