diff --git a/build-constraints.yaml b/build-constraints.yaml
index f1c447b0..7a6a7084 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -108,10 +108,10 @@ packages:
         - NoHoed
         - threepenny-editors < 0 # GHC 8.4
         # - clr-inline # haskell-src-exts via here # possibly nondeterministic failures, see https://github.com/fpco/stackage/issues/2510
-        - strict-types # 0 # BuildFailureException Process exited with ExitFailure 1: ./Setup build
+        - strict-types
 
     "Roman Gonzalez <open-source@roman-gonzalez.info> @roman":
-        - teardown < 0 # GHC 8.4 via protolude
+        - teardown # 0 # GHC 8.4 via protolude
         - capataz < 0 # GHC 8.4 via base-4.11.0.0
 
     "Richard Cook <rcook@rcook.org> @rcook":