diff --git a/build-constraints.yaml b/build-constraints.yaml
index fb54f73b..db198a34 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -4785,7 +4785,7 @@ packages:
         - multi-containers
 
     "Vaclav Svejcar <vaclav.svejcar@gmail.com> @vaclavsvejcar":
-        - headroom # 0 # 0.4.3.0 compile fail
+        - headroom
         - vcs-ignore
 
     "Adrian Sieber <stackage@ad-si.com> @ad-si":