diff --git a/build-constraints.yaml b/build-constraints.yaml
index 7ae1c918..2b08d60d 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2555,9 +2555,6 @@ packages:
         - hspec < 2.2.4
         - hspec-core < 2.2.4
         - hspec-discover < 2.2.4
-
-        # https://github.com/fpco/stackage/issues/1905
-        - stratosphere < 0.1.5
 # end of packages