diff --git a/gnu/packages/haskell-crypto.scm b/gnu/packages/haskell-crypto.scm
index 3c863f6cfa..95f708870b 100644
--- a/gnu/packages/haskell-crypto.scm
+++ b/gnu/packages/haskell-crypto.scm
@@ -150,6 +150,7 @@ (define-public ghc-crypto-api-tests
         (base32
          "0w3j43jdrlj28jryp18hc6q84nkl2yf4vs1hhgrsk7gb9kfyqjpl"))))
     (build-system haskell-build-system)
+    (outputs '("out" "static" "doc"))
     (inputs `(("ghc-test-framework-quickcheck2" ,ghc-test-framework-quickcheck2)
               ("ghc-crypto-api" ,ghc-crypto-api)
               ("ghc-cereal" ,ghc-cereal)