diff --git a/trifecta.cabal b/trifecta.cabal
--- a/trifecta.cabal
+++ b/trifecta.cabal
@@ -1,6 +1,6 @@
 name:          trifecta
 category:      Text, Parsing, Diagnostics, Pretty Printer, Logging
-version:       0.49
+version:       0.49.1
 license:       BSD3
 cabal-version: >= 1.6
 license-file:  LICENSE
@@ -123,7 +123,7 @@
     parallel             >= 3.2     && < 3.3,
     pointed              >= 2.0.2   && < 2.1,
     transformers         >= 0.2.2   && < 0.3,
-    kan-extensions       >= 2.0.4   && < 2.1,
+    kan-extensions       >= 2.1     && < 2.2,
     comonad              >= 1.1.1.1 && < 1.2,
     terminfo             >= 0.3.2   && < 0.4,
     keys                 >= 2.1.1.1 && < 2.2,