diff --git a/build-constraints.yaml b/build-constraints.yaml
index a4cdf7cc..8826dd8f 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2284,9 +2284,6 @@ packages:
 
         # https://github.com/fpco/stackage/issues/1597
         - tagsoup < 0.14
-
-        # https://github.com/fpco/stackage/issues/1615
-        - semigroupoids < 5.1
 # end of packages
 
 
@@ -2495,8 +2492,6 @@ skipped-tests:
     # https://github.com/athanclark/rose-trees/pull/5
     - rose-trees
 
-    # https://github.com/fpco/stackage/issues/1615
-    - semigroupoids
 # end of skipped-tests
 
 # Tests which we should build and run, but which are expected to fail. We