diff --git a/build-constraints.yaml b/build-constraints.yaml
index 10f038e0..b4a6fbb2 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1985,9 +1985,6 @@ packages:
         # https://github.com/fpco/stackage/issues/1215
         - argon < 0.4.1.0
 
-        # https://github.com/fpco/stackage/issues/1226
-        - unordered-containers < 0.2.7.0
-
         # https://github.com/fpco/stackage/issues/1227
         - diagrams-svg < 1.4