diff --git a/build-constraints.yaml b/build-constraints.yaml
index f028fc9d..7b5a98f1 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -4594,7 +4594,6 @@ packages:
         - emacs-module
         - tasty-ant-xml
         - prettyprinter-combinators
-        - htoml-megaparsec < 0 # https://github.com/commercialhaskell/stackage/issues/7161
         - composition-prelude
         - toml-reader-parse
         - atomic-counter
@@ -5925,7 +5924,7 @@ packages:
         - fingertree-psqueue < 0 # 0.3 compile fail
         - hastache < 0 # 0.6.1 bounds
         - heart-core < 0 # 0.3.2 compile fail, deprecated
-        - hnix < 0 # 0.16.0 #6271/closed
+        - hnix < 0 # 0.17.0 #6271/closed
         - json-builder < 0 # 0.3 bounds
         - lens-labels < 0 # 0.3.0.1 bounds, deprecated #4358/closed
         - membrain < 0 # 0.0.0.2 bounds #5965/closed
@@ -8697,7 +8696,7 @@ skipped-tests:
     - aern2-mp            # https://github.com/michalkonecny/aern2/issues/11
 
     # ???
-    - chronos # 1.1.5 chronos-test:  executable not found
+    - chronos # 1.1.5.1 chronos-test:  executable not found
     - do-list # 1.0.1 test:  executable not found https://github.com/tserduke/do-list/issues/3
     - incremental-parser # 0.5.0.3 Main: executable not found
     - streamt # executable not found
@@ -8718,7 +8717,7 @@ expected-test-failures:
     - Spock # 0.14.0.0
     - blake2 # 0.3.0
     - blas-hs # 0.1.1.0
-    - brick # 2.0
+    - brick # 2.1.1
     - butter # 0.1.0.6
     - cabal-file-th # 0.2.7
     - cacophony # 0.10.1 https://github.com/centromere/cacophony/issues/15
@@ -8738,7 +8737,6 @@ expected-test-failures:
     - ghc-prof # Regression tests: /usr/bin/ld.gold: error: cannot find -lHStemporary-1.3-51ST9z47bmaL2YkhqqBGqn_p ...
     - heap # 1.0.4 https://github.com/pruvisto/heap/issues/11
     - hourglass # 0.2.12
-    - htoml-megaparsec # 2.1.0.4 https://github.com/commercialhaskell/stackage/pull/6533
     - hweblib # 0.6.3 https://github.com/aycanirican/hweblib/issues/3
     - inline-r # 1.0.1 https://github.com/tweag/HaskellR/issues/371
     - leveldb-haskell
@@ -8866,7 +8864,6 @@ expected-test-failures:
     - hexml-lens # Access to web.archive.org is unreliable.
     - hie-bios # cabal, stack, ghc; see https://github.com/commercialhaskell/stackage/issues/5025
     - hjsmin # Test-runner expects a cabal-style 'dist-newstyle' directory
-    - hnix # #5469/closed
     - hocilib # oracle
     - http-api-data-qq # Access to httpbin.org is unreliable (at the moment 504 Gateway Time-out).
     - http-client # httpbin issues, https://github.com/snoyberg/http-client/issues/439
@@ -9176,7 +9173,7 @@ expected-benchmark-failures:
     # Compilation failures
     - OrderedBits # 0.0.2.0
     - cacophony # 0.10.1
-    - chronos # 1.1.5 Ambiguous occurrence ‘Thyme.defaultTimeLocale’
+    - chronos # 1.1.5.1 Ambiguous occurrence ‘Thyme.defaultTimeLocale’
     - cmark-gfm # https://github.com/kivikakk/cmark-gfm-hs/issues/5
     - cryptohash # 0.11.9 https://github.com/vincenthz/hs-cryptohash/pull/43
     - do-list # 1.0.1 https://github.com/tserduke/do-list/issues/3