diff --git a/library/Potoki/Core/Transform.hs b/library/Potoki/Core/Transform.hs
--- a/library/Potoki/Core/Transform.hs
+++ b/library/Potoki/Core/Transform.hs
@@ -14,6 +14,7 @@
   just,
   list,
   vector,
+  batch,
   chunk,
   distinctBy,
   distinct,
diff --git a/potoki-core.cabal b/potoki-core.cabal
--- a/potoki-core.cabal
+++ b/potoki-core.cabal
@@ -1,5 +1,5 @@
 name: potoki-core
-version: 2.2.13
+version: 2.2.13.1
 synopsis: Low-level components of "potoki"
 description:
   Provides everything required for building custom instances of