diff --git a/stack-snapshot.yaml b/stack-snapshot.yaml
index 0f2ee8dc2a8..bb966d5ff7d 100644
--- a/stack-snapshot.yaml
+++ b/stack-snapshot.yaml
@@ -5,9 +5,9 @@ packages:
   - archive: http://digitalassetsdk.bintray.com/ghc-lib/ghc-lib-8.8.1.20200122.tar.gz
     sha256: "50d6942d35cef80a8159b4f593bca467e9186c7efcdbe010dfd2e654d90888bd"
   - github: digital-asset/hlint
-    commit: "6782e9615d81e83428ab80ce68cd31e8b0a5a507"
-    sha256: "edcb0db6752e97b5d35f31df90eb5feb21a3ac8368f5c9e6857b343f5fde3849"
-  - ghc-lib-parser-ex-8.8.3.0
+    commit: "36890188176b5296d729985a8b61406e2ecd6f8a"
+    sha256: "b6ee9c5efada791bbec0cfd0f0fb63cb4a3500b3b75c4787584f74bacc83331a"
+  - ghc-lib-parser-ex-8.8.4.0
   - haskell-src-exts-1.23.0
   - bytestring-nums-0.3.6
   - extra-1.6.18