diff --git a/CHANGELOG b/CHANGELOG
index d80cbb15..26e2a731 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,9 @@
+2017-01-16
+- fixed issue for single-user installs, be careful when rolling back to a
+  revision after 9792b08fdf049524742143f4f788e3eb61a769fda.
+
+    If you run into trouble try NIX_REMOTE= darwin-rebuild switch.
+
 2017-01-13
 - added users.users and users.groups to manage user accounts.
   Changes will not be applied to existing users or groups.