--- a/genvalidity-property.cabal
+++ b/genvalidity-property.cabal
@@ -54,7 +54,7 @@
     main-is: DocTest.hs
     build-depends:
         base -any,
-        doctest >=0.9 && <0.12,
+        doctest >=0.9 && <0.14,
         genvalidity-property -any,
         directory >=1.2 && <1.4,
         filepath >=1.3 && <1.5
