diff --git a/hedgehog-classes.cabal b/hedgehog-classes.cabal
--- a/hedgehog-classes.cabal
+++ b/hedgehog-classes.cabal
@@ -2,7 +2,7 @@
 name:
   hedgehog-classes
 version:
-  0.2.5.1
+  0.2.5.2
 synopsis:
   Hedgehog will eat your typeclass bugs
 description:
@@ -166,7 +166,7 @@
 --    build-depends: semigroupoids >= 0.5.3.0 && < 0.6.0.0
 --    cpp-options: -DHAVE_SEMIGROUPOIDS
   if flag(semirings)
-    build-depends: semirings >= 0.2 && < 0.6
+    build-depends: semirings >= 0.2 && < 0.7
     cpp-options: -DHAVE_SEMIRINGS
   if flag(comonad)
     build-depends: comonad >= 5.0 && < 5.1