diff --git a/build-constraints.yaml b/build-constraints.yaml
index f3357971..5acf4cf8 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -354,9 +354,9 @@ packages:
     "Simon Hengel <sol@typeful.net> @sol":
         - hspec
         - hspec-wai
-        #- hspec-wai-json # BLOCKED aeson-qq
-        #- aeson-qq # BLOCKED haskell-src-meta
-        #- interpolate # BLOCKED haskell-src-meta
+        - hspec-wai-json
+        - aeson-qq
+        - interpolate
         - doctest
         - base-compat
 
@@ -763,11 +763,11 @@ packages:
         # GHC 8 - file-location
         - fuzzcheck
         - haddock-api
-        #- here # BLOCKED haskell-src-meta
+        #- here # BLOCKED haskell-src-meta-0.7.0
         - hlibgit2
         - gitlib-libgit2
         - hostname-validate
-        #- interpolatedstring-perl6 # BLOCKED haskell-src-meta
+        - interpolatedstring-perl6
         - iproute
         - missing-foreign
         - MissingH
@@ -833,7 +833,7 @@ packages:
         # bounds - elm-package
         - language-glsl
         - prettyclass
-        #- QuasiText # BLOCKED haskell-src-meta
+        - QuasiText
         - union-find
         - zip-archive
 
@@ -995,10 +995,10 @@ packages:
 
     "Francesco Mazzoli <f@mazzo.li> @bitonic":
         []
-        # - language-c-quote # BLOCKED haskell-src-meta
+        # - language-c-quote # BLOCKED haskell-src-meta-0.7
 
     "Sönke Hahn <soenkehahn@gmail.com> @soenkehahn":
-        # - generics-eot # BLOCKED haskell-src-meta
+        - generics-eot
         - getopt-generics
         - graph-wrapper
         - string-conversions
@@ -1257,10 +1257,10 @@ packages:
         - cabal-file-th
 
     "Gershom Bazerman <gershomb@gmail.com> @gbaz":
-        # - jmacro # BLOCKED haskell-src-meta
-        # - jmacro-rpc # BLOCKED jmacro
-        # - jmacro-rpc-happstack # BLOCKED jmacro
-        # - jmacro-rpc-snap # BLOCKED snap-core
+        - jmacro
+        - jmacro-rpc
+        - jmacro-rpc-happstack
+        - jmacro-rpc-snap
         - mbox
         - kmeans
         - boolsimplifier
@@ -2439,7 +2439,7 @@ packages:
     "Dominic Orchard <dom.orchard@gmail.com> @dorchard":
         - array-memoize
         - camfort
-        # - codo-notation # BLOCKED haskell-src-meta
+        - codo-notation
         - fortran-src
         # 0.57 Compilation failure https://github.com/fpco/stackage/pull/1710#issuecomment-235067168 - ixmonad
         - language-fortran