diff --git a/build-constraints.yaml b/build-constraints.yaml
index ed8670f1..f74cc17c 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3770,7 +3770,6 @@ packages:
         - strive < 0 # GHC 8.4 via template-haskell-2.13.0.0
         - test-fixture < 0 # GHC 8.4 via template-haskell-2.13.0.0
         - th-to-exp < 0 # GHC 8.4 via template-haskell-2.13.0.0
-        - threepenny-gui < 0 # GHC 8.4 via template-haskell-2.13.0.0
         - web-routes-th < 0 # GHC 8.4 via template-haskell-2.13.0.0
 
         # missed by first wave
@@ -3920,8 +3919,8 @@ packages:
         - wrecker < 0 # GHC 8.4 via tdigest
         - syb-with-class < 0 # GHC 8.4 via template-haskell-2.13.0.0
         - type-assertions < 0 # GHC 8.4 via test-fixture
-        - threepenny-editors < 0 # GHC 8.4 via threepenny-gui
-        - threepenny-gui-flexbox < 0 # GHC 8.4 via threepenny-gui
+        - threepenny-editors < 0 # GHC 8.4
+        - threepenny-gui-flexbox < 0 # GHC 8.4 via clay
         - MonadRandom < 0 # GHC 8.4 via transformers-compat-0.6.0.6
         - exception-transformers < 0 # GHC 8.4 via transformers-compat-0.6.0.6
         - monad-control-aligned < 0 # GHC 8.4 via transformers-compat-0.6.0.6
@@ -4035,7 +4034,6 @@ packages:
         - lambdabot-irc-plugins < 0 # GHC 8.4 via lambdabot-core
 
         # trans deps, rediscovered.
-        - websockets-snap < 0 # GHC 8.4 via snap-server-1.1.0.0
         - eventstore < 0 # GHC 8.4 via text-format
         - eventstore < 0 # GHC 8.4 via uuid