diff --git a/swagger2.cabal b/swagger2.cabal
index b47ba84..e844e75 100644
--- a/swagger2.cabal
+++ b/swagger2.cabal
@@ -1,6 +1,6 @@
 cabal-version:       >=1.10
 name:                swagger2
-version:             2.8.11
+version:             2.8.12
 
 synopsis:            Swagger 2.0 data model
 category:            Web, Swagger
@@ -93,7 +93,7 @@ library
     , unordered-containers      >=0.2.9.0  && <0.3
     , uuid-types                >=1.0.3    && <1.1
     , vector                    >=0.12.0.1 && <0.14
-    , QuickCheck                >=2.10.1   && <2.16
+    , QuickCheck                >=2.10.1   && <2.17
 
   default-language:    Haskell2010
 
@@ -126,12 +126,12 @@ test-suite spec
   build-depends:
       hspec                >=2.5.5   && <2.12
     , HUnit                >=1.6.0.0 && <1.7
-    , quickcheck-instances >=0.3.19  && <0.14
+    , quickcheck-instances >=0.3.19  && <0.4
     , utf8-string          >=1.0.1.1 && <1.1
 
   -- https://github.com/haskell/cabal/issues/3708
   build-tool-depends:
-    hspec-discover:hspec-discover >=2.5.5 && <2.9
+    hspec-discover:hspec-discover >=2.5.5 && <2.12
 
   other-modules:
     SpecCommon