diff --git a/build-constraints.yaml b/build-constraints.yaml
index 7247e944..c0355d5e 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1485,9 +1485,6 @@ expected-test-failures:
     # Not sure why...
     - singletons
 
-    # https://github.com/BioHaskell/octree/issues/4
-    - Octree
-
     # https://github.com/jmillikin/haskell-filesystem/issues/3
     - system-filepath