diff --git a/build-constraints.yaml b/build-constraints.yaml
index a7804a58..49028361 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2152,7 +2152,7 @@ packages:
 
     "James Cook <mokus@deepbondi.net> @mokus0":
         - dependent-sum
-        - dependent-sum-template
+        # dependent-sum-template # see https://github.com/commercialhaskell/stackage/issues/4446#issuecomment-491522496
         - dependent-map
         - dice < 0 # GHC 8.4 via random-fu
         - hstatsd
@@ -4541,10 +4541,6 @@ packages:
         - hspec < 2.7.1
         - hspec-discover < 2.7.1
 
-        # https://github.com/commercialhaskell/stackage/issues/4446
-        - dependent-sum < 0.5
-        - typerep-map < 0.3.2
-
         # https://github.com/commercialhaskell/stackage/issues/4463
         - mime-mail < 0.5.0