diff --git a/pandoc.cabal b/pandoc.cabal
index d3b0b71f8..ea0aa71ba 100644
--- a/pandoc.cabal
+++ b/pandoc.cabal
@@ -206,7 +206,7 @@ Library
                  unordered-containers >= 0.2 && < 0.3,
                  array >= 0.3 && < 0.6,
                  parsec >= 3.1 && < 3.2,
-                 mtl >= 1.1 && < 2.2,
+                 mtl >= 1.1 && < 2.3,
                  network >= 2 && < 2.6,
                  filepath >= 1.1 && < 1.4,
                  process >= 1 && < 1.3,