diff --git a/build-constraints.yaml b/build-constraints.yaml
index 0135e9ef..74c96a4c 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -815,12 +815,6 @@ packages:
         # https://github.com/fpco/stackage/issues/424
         - control-monad-free < 0.6
 
-        # https://github.com/fpco/stackage/issues/440
-        - th-orphans < 0.9
-        - file-location < 0.4.7
-        - th-desugar < 1.5.1
-        - singletons < 1.1.1
-
         # https://github.com/fpco/stackage/issues/442
         - blaze-builder < 0.4