diff --git a/stack.yaml b/stack.yaml
index 7a30d4701..42c840594 100644
--- a/stack.yaml
+++ b/stack.yaml
@@ -53,6 +53,7 @@ extra-deps:
   - commonmark-extensions-0.2.0.1@sha256:647aa8dba5fd46984ddedc15c3693c9c4d9655503d42006576bd8f0dadf8cd39,3176
   - commonmark-pandoc-0.2.0.0@sha256:84a9f6846d4fe33e9f0dcd938ef1c83162fb4fe81cca66315249e86414aac226,1167
   - hlibsass-0.1.10.1@sha256:08db56c633e9a83a642d8ea57dffa93112b092d05bf8f3b07491cfee9ee0dfa5,2565
+  - hlint-test-0.1.0.0@sha256:e427c0593433205fc629fb05b74c6b1deb1de72d1571f26142de008f0d5ee7a9,1814
   - hsass-0.8.0@sha256:05fb3d435dbdf9f66a98db4e1ee57a313170a677e52ab3a5a05ced1fc42b0834,2899
   - normaldistribution-1.1.0.3@sha256:2615b784c4112cbf6ffa0e2b55b76790290a9b9dff18a05d8c89aa374b213477,2160
   - pandoc-2.10.1@sha256:23d7ec480c7cb86740475a419d6ca4819987b6dd23bbae9b50bc3d42a7ed2f9f,36933