diff --git a/CHANGELOG.md b/CHANGELOG.md
index 96a8094..f63fa8e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,8 @@
 
+## 1.28.0.0
+
+* Add `s` flag for substitution
+
 ## 1.27.0.0
 
 * Results are formatted in cross-tables (if possible)
diff --git a/geval.cabal b/geval.cabal
index 7737a40..dfd1057 100644
--- a/geval.cabal
+++ b/geval.cabal
@@ -1,5 +1,5 @@
 name:                geval
-version:             1.27.0.0
+version:             1.28.0.0
 synopsis:            Machine learning evaluation tools
 description:         Please see README.md
 homepage:            http://github.com/name/project