diff --git a/build-constraints.yaml b/build-constraints.yaml
index e3224c1b..2609666d 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -5260,10 +5260,10 @@ expected-haddock-failures:
 
 # For packages with haddock issues
 skipped-haddocks:
-- approximate
-- invertible
-- modular # https://github.com/haskell/haddock/issues/900
-- sparkle # Java function failures tweag/sparkle#144
+# approximate
+# invertible
+# modular # https://github.com/haskell/haddock/issues/900
+# sparkle # Java function failures tweag/sparkle#144
 # end of skipped-haddocks
 
 # Benchmarks which should not be built. Note that Stackage builds benchmarks but does not run them.