diff --git a/build-constraints.yaml b/build-constraints.yaml
index 0e491c2e..ca383b4b 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -4870,7 +4870,6 @@ packages:
         - apply-refact < 0 # via ghc-8.8.1
         - brittany < 0 # via ghc-8.8.1
         - ghc-parser < 0 # via ghc-8.8.1
-        - ghc-syntax-highlighter < 0 # via ghc-8.8.1
         - hint < 0 # via ghc-8.8.1
         - ihaskell < 0 # via ghc-8.8.1
         - loopbreaker < 0 # via ghc-8.8.1
@@ -4997,7 +4996,6 @@ packages:
         - tz < 0 # via time-1.9.3
         - web3 < 0 # via time-1.9.3
         - wild-bind-x11 < 0 # via time-1.9.3
-        - zip < 0 # via time-1.9.3
         - ztail < 0 # via time-1.9.3
         - mysql-haskell < 0 # via tls-1.5.1
         - universe < 0 # via universe-some
@@ -5099,7 +5097,6 @@ packages:
         - eventstore < 0 # via ekg-core
         - monad-metrics < 0 # via ekg-core
         - check-email < 0 # via email-validate
-        - mmark < 0 # via email-validate
         - yesod-auth < 0 # via email-validate
         - yesod-form < 0 # via email-validate
         - persistent-pagination < 0 # via esqueleto
@@ -5215,7 +5212,6 @@ packages:
         - rainbow < 0 # via lens-simple
         - rainbox < 0 # via lens-simple
         - polysemy < 0 # via loopbreaker
-        - mmark < 0 # via modern-uri
         - mmark-ext < 0 # via modern-uri
         - witherable < 0 # via monoidal-containers
         - msgpack-aeson < 0 # via msgpack