diff --git a/build-constraints.yaml b/build-constraints.yaml
index ef765688..79685bba 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -255,8 +255,7 @@ packages:
         #- scrobble GHC 7.10, for QuickCheck 2.8 via testpack
         - shell-conduit
         - sourcemap
-        # Temporary block: https://github.com/chrisdone/hindent/issues/169
-        # - hindent
+        - hindent
         - descriptive
         - wrap
         - path
@@ -910,9 +909,8 @@ packages:
         - gitson
         - pcre-heavy
         - http-link-header
-        # Temporary block for: https://github.com/chrisdone/hindent/issues/169
-        # - microformats2-parser
-        # - hspec-expectations-pretty-diff
+        - microformats2-parser
+        - hspec-expectations-pretty-diff
 
     "Francesco Mazzoli f@mazzo.li @bitonic":
         # Temporary block for: https://github.com/mainland/language-c-quote/issues/57