diff --git a/build-constraints.yaml b/build-constraints.yaml
index ccab3c7c..c265f7ea 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3805,7 +3805,6 @@ packages:
         - consul-haskell < 0
         - containers-unicode-symbols < 0
         - country < 0
-        - cpphs < 0
         - cql-io < 0
         - credential-store < 0
         - crypto-pubkey < 0
@@ -3936,7 +3935,6 @@ packages:
         - hledger-lib < 0
         - hledger-ui < 0
         - hledger-web < 0
-        - hlint < 0
         - hmatrix-backprop < 0
         - hmatrix-vector-sized < 0
         - hoogle < 0
@@ -4085,7 +4083,6 @@ packages:
         - pipes-safe < 0
         - pkcs10 < 0
         - plotlyhs < 0
-        - polyparse < 0
         - postgresql-binary < 0
         - postgresql-simple-migration < 0
         - postgresql-simple-url < 0