diff --git a/ShellCheck.cabal b/ShellCheck.cabal
index 76516dbad..a12f75e15 100644
--- a/ShellCheck.cabal
+++ b/ShellCheck.cabal
@@ -53,7 +53,7 @@ library
       bytestring           >= 0.10.6 && < 0.13,
       containers           >= 0.5.6 && < 0.8,
       deepseq              >= 1.4.1 && < 1.6,
-      Diff                 >= 0.4.0 && < 0.5,
+      Diff                 >= 0.4.0 && < 0.6,
       fgl                  (>= 5.7.0 && < 5.8.1.0) || (>= 5.8.1.1 && < 5.9),
       filepath             >= 1.4.0 && < 1.5,
       mtl                  >= 2.2.2 && < 2.4,