diff --git a/stack.yaml b/stack.yaml
index da7c1b5..5a46b2b 100644
--- a/stack.yaml
+++ b/stack.yaml
@@ -7,8 +7,10 @@ extra-deps:
 - HDBC-2.4.0.1
 - HDBC-postgresql-2.3.2.3
 - HTTP-4000.2.23
+- HUnit-1.3.1.1
 - JuicyPixels-3.2.6.4
 - MonadCatchIO-transformers-0.3.1.3
+- QuickCheck-2.8.2
 - ReadArgs-1.2.2
 - SHA-1.6.4.2
 - StateVar-1.1.0.2
@@ -93,6 +95,11 @@ extra-deps:
 - hjsmin-0.1.5.1
 - hourglass-0.2.9
 - hslua-0.4.1
+- hspec-2.2.2
+- hspec-core-2.2.2
+- hspec-discover-2.2.2
+- hspec-expectations-0.7.2
+- html-conduit-1.2.1
 - http-api-data-0.2.2
 - http-client-0.4.26.2
 - http-client-tls-0.2.2
@@ -132,6 +139,7 @@ extra-deps:
 - pem-0.2.2
 - persistent-2.2.4
 - persistent-postgresql-2.2.1.2
+- persistent-sqlite-2.2
 - persistent-template-2.1.5
 - pointed-4.2.0.2
 - postgresql-libpq-0.9.1.1
@@ -140,6 +148,7 @@ extra-deps:
 - primitive-0.6.1.0
 - profunctors-5.1.2
 - psqueues-0.2.0.3
+- quickcheck-io-0.1.2
 - random-1.1
 - regex-base-0.93.2
 - regex-pcre-builtin-0.94.4.8.8.35
@@ -169,6 +178,7 @@ extra-deps:
 - temporary-1.2.0.3
 - texmath-0.8.4.1
 - text-1.2.2.0
+- tf-random-0.5
 - time-locale-compat-0.1.1.1
 - tls-1.3.4
 - transformers-base-0.4.4
@@ -206,6 +216,7 @@ extra-deps:
 - yesod-newsfeed-1.5
 - yesod-persistent-1.4.0.3
 - yesod-static-1.5.0.3
+- yesod-test-1.5.0.1
 - zip-archive-0.2.3.7
 - zlib-0.6.1.1
 resolver: ghc-7.10