diff --git a/build-constraints.yaml b/build-constraints.yaml
index 9905e0f9..f4601b2f 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2462,6 +2462,8 @@ packages:
         - word-trie
         - xdg-basedir
         - yi-rope
+        # needed for opentelemetry
+        - ghc-trace-events  # @maoe
 
     "Tobias Bexelius <tobias_bexelius@hotmail.com> @tobbebex":
         - GPipe < 0 # GHC 8.4 via base-4.11.0.0