diff --git a/servant-quickcheck.cabal b/servant-quickcheck.cabal
index 925b646..e70a354 100644
--- a/servant-quickcheck.cabal
+++ b/servant-quickcheck.cabal
@@ -38,7 +38,7 @@ library
                      , case-insensitive == 1.2.*
                      , clock >= 0.7 && < 0.8
                      , data-default-class >= 0.0 && < 0.2
-                     , hspec >= 2.2 && < 2.5
+                     , hspec >= 2.2 && < 2.4
                      , http-client >= 0.4.30 && < 0.6
                      , http-media == 0.6.*
                      , http-types > 0.8 && < 0.10
diff --git a/stack.yaml b/stack.yaml
index f51bdc9..3a28603 100644
--- a/stack.yaml
+++ b/stack.yaml
@@ -1,6 +1,9 @@
 resolver: lts-8.4
 packages:
 - '.'
-extra-deps: []
+extra-deps:
+- hspec-2.3.2
+- hspec-core-2.3.2
+- hspec-discover-2.3.2
 flags: {}
 extra-package-dbs: []