diff --git a/doc/changelog.rst b/doc/changelog.rst
index 865e15db20848086b9fb80abb6b6c1bf7534e9e8..2221b7b09b37755b7b99299c8e1d87b0f2e7e4a4 100644
--- a/doc/changelog.rst
+++ b/doc/changelog.rst
@@ -12,6 +12,7 @@ unreleased
     - fix :issue:`47` SLURM script not using the correct kernel :mr:`176`
     - fix :issue:`51` make sure that BAM units are in ps :mr:`183`
     - fix :issue:`50` and :issue:`54` relating to package dependencies
+    - fix :issue:`56` future warning on xarray.ufuncs :mr:`189`
 
 - **Improvements**