diff --git a/build-constraints.yaml b/build-constraints.yaml
index ec527f3d..61d00bfe 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1001,7 +1001,7 @@ packages:
         - HandsomeSoup
 
     "Clint Adams <clint@debian.org> @clinty":
-        - hOpenPGP < 0
+        - hOpenPGP
         - openpgp-asciiarmor
         - MusicBrainz
         - DAV
@@ -3781,11 +3781,9 @@ packages:
         - enummapset < 0
         - haskell-tools-builtin-refactorings < 0
         - hpqtypes < 0
-        - ixset-typed < 0
         - lrucache < 0
         - primitive-extras < 0
         - ref-fd < 0
-        - safecopy < 0
         - stm-hamt < 0
 
         # failed to build