diff --git a/build-constraints.yaml b/build-constraints.yaml
index 011eaaea..17d20588 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3289,7 +3289,6 @@ expected-test-failures:
     - servant # https://github.com/haskell-servant/servant/issues/698
     - snap-core # https://github.com/snapframework/snap-core/issues/26
     - stm-delay # https://github.com/joeyadams/haskell-stm-delay/issues/5
-    - language-c # 0.6 https://github.com/visq/language-c/issues/30
 
 # end of expected-test-failures
 
@@ -3381,7 +3380,6 @@ skipped-benchmarks:
     - cipher-camellia # https://github.com/vincenthz/hs-crypto-cipher/issues/46
     - cipher-des # https://github.com/vincenthz/hs-crypto-cipher/issues/46
     - cipher-rc4 # https://github.com/vincenthz/hs-crypto-cipher/issues/46
-    - http2 # https://github.com/kazu-yamamoto/http2/pull/13, we can upgrade http2 in lts-6 when this is lifted.
 
     # GHC Bugs
     - hledger-lib # https://github.com/fpco/stackage/issues/1587