diff --git a/build-constraints.yaml b/build-constraints.yaml
index a5ef1cb6..f6fec1e2 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3687,7 +3687,6 @@ packages:
         - hmatrix-backprop < 0 # GHC 8.4 via ghc-typelits-knownnat
         - hmatrix-vector-sized < 0 # GHC 8.4 via ghc-typelits-knownnat
         - servant-github-webhook < 0 # GHC 8.4 via github
-        - stack < 0 # GHC 8.4 via hackage-security
         - pandoc < 0 # GHC 8.4 via haddock-library
         - happstack-jmacro < 0 # GHC 8.4 via happstack-server
         - happstack-server-tls < 0 # GHC 8.4 via happstack-server
@@ -3705,31 +3704,22 @@ packages:
         - jmacro < 0 # GHC 8.4 via haskell-src-meta
         - language-c-quote < 0 # GHC 8.4 via haskell-src-meta
         - marvin-interpolate < 0 # GHC 8.4 via haskell-src-meta
-        - persistent < 0 # GHC 8.4 via haskell-src-meta
         - postgresql-typed < 0 # GHC 8.4 via haskell-src-meta
         - qm-interpolated-string < 0 # GHC 8.4 via haskell-src-meta
-        - stack < 0 # GHC 8.4 via hastache
         - buchhaltung < 0 # GHC 8.4 via hint
         - haskintex < 0 # GHC 8.4 via hint
         - xmonad-extras < 0 # GHC 8.4 via hint
-        - hjsonschema < 0 # GHC 8.4 via hjsonpointer
         - Spock-core < 0 # GHC 8.4 via http-api-data
-        - chatwork < 0 # GHC 8.4 via http-api-data
-        - emailaddress < 0 # GHC 8.4 via http-api-data
         - envelope < 0 # GHC 8.4 via http-api-data
         - eventful-core < 0 # GHC 8.4 via http-api-data
         - http-link-header < 0 # GHC 8.4 via http-api-data
-        - lxd-client < 0 # GHC 8.4 via http-api-data
-        - miso < 0 # GHC 8.4 via http-api-data
         - persistent < 0 # GHC 8.4 via http-api-data
         - persistent-mongoDB < 0 # GHC 8.4 via http-api-data
         - persistent-redis < 0 # GHC 8.4 via http-api-data
         - persistent-template < 0 # GHC 8.4 via http-api-data
         - pushbullet-types < 0 # GHC 8.4 via http-api-data
-        - rakuten < 0 # GHC 8.4 via http-api-data
         - req < 0 # GHC 8.4 via http-api-data
         - reroute < 0 # GHC 8.4 via http-api-data
-        - servant-kotlin < 0 # GHC 8.4 via http-api-data
         - slug < 0 # GHC 8.4 via http-api-data
         - airship < 0 # GHC 8.4 via http-media
         - lxd-client < 0 # GHC 8.4 via http-media