diff --git a/build-constraints.yaml b/build-constraints.yaml
index 13df94ea..8612479b 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -8125,6 +8125,7 @@ expected-test-failures:
     - tar-conduit # https://github.com/snoyberg/tar-conduit/issues/33
     - unicode-data # 0.6.0 https://github.com/composewell/unicode-data/issues/137
     - uri-templater # 1.0.0.1 https://github.com/iand675/uri-templater/issues/18
+    - validation # 1.2.2 [Cabal-8123] Use of GHC's environment variable GHC_PACKAGE_PATH is incompatible with Cabal.
     - vary # 0.1.1.3 doctest-0.4
     - web3-tools # 0.1.0.0 https://github.com/gtollini/web3-tools/issues/1