diff --git a/build-constraints.yaml b/build-constraints.yaml
index 8bb8ae6a..989e0e44 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1693,8 +1693,8 @@ packages:
         - simple-cmd-args
 
         - async-pool
-        - darcs < 0
-        # - idris # aeson https://github.com/idris-lang/Idris-dev/issues/4493
+        - darcs < 0 # constraints and cryptonite
+        # - idris # Cabal and aeson https://github.com/idris-lang/Idris-dev/issues/4493
         - libffi
         - xmonad-contrib
         - cairo < 0
@@ -1710,10 +1710,6 @@ packages:
         - ShellCheck
         - binary-shared
         - xdg-userdirs
-
-        - codec-rpm < 0 # via cpio-conduit
-        - cpio-conduit < 0 # https://github.com/commercialhaskell/stackage/issues/5948
-
         # please take these
         - cryptohash-md5
         - cryptohash-sha1