diff --git a/isomorphism-class.cabal b/isomorphism-class.cabal
--- a/isomorphism-class.cabal
+++ b/isomorphism-class.cabal
@@ -1,6 +1,6 @@
 cabal-version: 3.0
 name: isomorphism-class
-version: 0.3.1.2
+version: 0.3.1.3
 synopsis: Isomorphism typeclass as a lawful solution to the conversion problem
 description:
   = Conversion problem
@@ -147,7 +147,7 @@
     QuickCheck >=2.13 && <3,
     base >=4.12 && <5,
     bytestring >=0.10 && <0.13,
-    containers >=0.6 && <0.8,
+    containers >=0.6 && <0.9,
     hashable >=1 && <2,
     primitive >=0.7 && <0.10,
     profunctors >=5 && <6,