diff --git a/build-constraints.yaml b/build-constraints.yaml
index 4247ce93..4df96ee3 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -453,9 +453,9 @@ packages:
     "Sibi Prabakaran <sibi@psibi.in> @psibi":
         - download
         - textlocal
-        # - shell-conduit # https://github.com/psibi/shell-conduit/issues/15
+        - shell-conduit
         - tldr
-        # - fb # build failure with ghc 8.4 https://github.com/psibi/fb/issues/3
+        - fb
         - yesod-fb
         - yesod-auth-fb
         - hourglass-orphans