diff --git a/sets.cabal b/sets.cabal
--- a/sets.cabal
+++ b/sets.cabal
@@ -1,5 +1,5 @@
 Name:                   sets
-Version:                0.0.5.1
+Version:                0.0.5.2
 Author:                 Athan Clark <athan.clark@gmail.com>
 Maintainer:             Athan Clark <athan.clark@gmail.com>
 License:                MIT
@@ -53,6 +53,10 @@
                       , tasty-hunit
                       , QuickCheck
                       , quickcheck-instances
+                      , containers
+                      , unordered-containers
+                      , contravariant
+                      , commutative
 
 
 Benchmark bench
@@ -70,6 +74,10 @@
                         Data.Set.Unordered.Unique.Data
   Build-Depends:        base
                       , sets
+                      , containers
+                      , unordered-containers
+                      , commutative
+                      , contravariant
                       , criterion
 
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