diff --git a/langfilter/langfilter.cabal b/langfilter/langfilter.cabal
index 5736cb4..5ab43ef 100644
--- a/langfilter/langfilter.cabal
+++ b/langfilter/langfilter.cabal
@@ -38,6 +38,6 @@ executable langfilter
     filepath ^>= 1.4.2.1,
     megaparsec ^>= 9.0.1,
     process ^>= 1.6.11.0,
-    pandoc-types ^>= 1.22,
+    pandoc-types ^>= 1.23,
     text,
     pretty-show ^>= 1.10