diff --git a/haddock-library/haddock-library.cabal b/haddock-library/haddock-library.cabal
index 5df01ec997..9c25a41aad 100644
--- a/haddock-library/haddock-library.cabal
+++ b/haddock-library/haddock-library.cabal
@@ -39,9 +39,9 @@ common lib-defaults
   default-language: Haskell2010
 
   build-depends:
-    , base         >= 4.5     && < 4.17
+    , base         >= 4.5     && < 4.20
     , containers   ^>= 0.4.2.1 || ^>= 0.5.0.0 || ^>= 0.6.0.1
-    , text         ^>= 1.2.3.0 || ^>= 2.0
+    , text         ^>= 1.2.3.0 || ^>= 2.0 || ^>= 2.1
     , parsec       ^>= 3.1.13.0
 
   ghc-options: -funbox-strict-fields -Wall
@@ -88,17 +88,17 @@ test-suite spec
   build-depends:
     , base-compat  ^>= 0.12.0
     , QuickCheck   ^>= 2.11  || ^>= 2.13.2 || ^>= 2.14 
-    , deepseq      ^>= 1.3.0.0 || ^>= 1.4.0.0
+    , deepseq      ^>= 1.3.0.0 || ^>= 1.4.0.0 || ^>= 1.5.0.0
 
   -- NB: build-depends & build-tool-depends have independent
   --     install-plans, so it's best to limit to a single major
   --     version of `hspec` & `hspec-discover` to ensure
   --     intercompatibility
   build-depends:
-    , hspec                          >= 2.4.4    && < 2.10
+    , hspec                          >= 2.4.4    && < 2.12
 
   build-tool-depends:
-    , hspec-discover:hspec-discover  >= 2.4.4    && < 2.10
+    , hspec-discover:hspec-discover  >= 2.4.4    && < 2.12
 
 test-suite fixtures
   type:             exitcode-stdio-1.0