diff --git a/graphql.cabal b/graphql.cabal
index aacb8b0..fc4b471 100644
--- a/graphql.cabal
+++ b/graphql.cabal
@@ -60,7 +60,7 @@ library
   build-depends:
     base >= 4.7 && < 5,
     conduit ^>= 1.3.4,
-    containers ^>= 0.6.2,
+    containers >= 0.6 && < 0.8,
     exceptions ^>= 0.10.4,
     megaparsec >= 9.0 && < 10,
     parser-combinators >= 1.3 && < 2,
@@ -93,7 +93,7 @@ test-suite graphql-test
   ghc-options: -threaded -rtsopts -with-rtsopts=-N -Wall
 
   build-depends:
-    QuickCheck ^>= 2.14.1,
+    QuickCheck >= 2.14 && < 2.16,
     base,
     conduit,
     exceptions,