diff --git a/build-constraints.yaml b/build-constraints.yaml
index b9d13562..5c9b5636 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -4332,11 +4332,19 @@ packages:
         - yesod-text-markdown < 0
         - yesod-websockets < 0
 
+        - next-ref < 0
+        - ref-fd < 0
+        - speculation < 0
+        - threads-extras < 0
+        - web-plugins < 0
+        - modern-uri < 0
+        - stache < 0
+
     "GHC upper bounds":
         # Need to always match the version shipped with GHC
         - Win32 == 2.6.1.0
 
-    #"Stackage upper bounds":
+    "Stackage upper bounds":
         # https://github.com/fpco/stackage/issues/3531
         # jwt < 0.8.0
 
@@ -4374,7 +4382,7 @@ packages:
 
         # https://github.com/commercialhaskell/stackage/issues/3949
         - QuickCheck < 2.12
-        # hspec < 2.5.6
+        - hspec < 2.5.6
         - hspec-core < 2.5.6
         # hspec-discover < 2.5.6
         - hspec-meta < 2.5.6
@@ -4419,6 +4427,9 @@ packages:
         # https://github.com/commercialhaskell/stackage/issues/4002
         # github < 0.20
 
+        # TODO: issue
+        - containers < 0.6.0.1
+
 # end of packages
 
 # Package flags are applied to individual packages, and override the values of
@@ -4688,6 +4699,7 @@ skipped-tests:
     - wreq
     - xml-conduit-parse
     - yesod-test
+    - vivid-supercollider
 
     # Transitive outdated dependencies
     # These can also be checked for updates periodically.