diff --git a/build-constraints.yaml b/build-constraints.yaml
index 8b224d9f..72d192c7 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -323,7 +323,7 @@ packages:
         - persistent-postgresql
         - persistent-sqlite
         - persistent-template
-        - stackage-curator
+        # - stackage-curator # http-conduit 2.3 via amazonka
         - store
         - wai-websockets
         - warp-tls
@@ -1325,7 +1325,7 @@ packages:
         - jose-jwt
 
     "Brendan Hay <brendan.g.hay@gmail.com> @brendanhay":
-        - amazonka
+        # - amazonka # http-conduit 2.3
         - amazonka-core
         - amazonka-test
         - amazonka-apigateway
@@ -1907,7 +1907,7 @@ packages:
     "Matt Parsons <parsonsmatt@gmail.com> @parsonsmatt":
         - monad-logger-prefix
         - monad-metrics
-        - ekg-cloudwatch
+        # - ekg-cloudwatch # http-conduit 2.3 via amazonka
         - smtp-mail
         - liboath-hs
 
@@ -1931,7 +1931,7 @@ packages:
 
     "Timo von Holtz <tvh@tvholtz.de> @tvh":
         - ekg-wai
-        - haxl-amazonka
+        # - haxl-amazonka # http-conduit 2.3 via amazonka
         - hasql-migration
         - servant-JuicyPixels
 
@@ -2541,7 +2541,7 @@ packages:
 
     "David Reaver <johndreaver@gmail.com> @jdreaver":
         - eventful-core
-        - eventful-dynamodb
+        # - eventful-dynamodb # http-conduit 2.3 via amazonka
         - eventful-memory
         - eventful-postgresql
         - eventful-sql-common
@@ -2960,7 +2960,7 @@ packages:
         - type-level-integers
         - partial-order
         - async-timer
-        - nakadi-client
+        # - nakadi-client # http-conduit 2.3
         - throttle-io-stream
         - conduit-throttle
 
@@ -3275,10 +3275,6 @@ packages:
         - QuickCheck < 2.11
         - haddock-library < 1.5
 
-        # https://github.com/fpco/stackage/issues/3204
-        - http-conduit < 2.3.0
-        - hoogle < 5.0.17
-
         # https://github.com/fpco/stackage/issues/3245
         - mwc-probability < 2