diff --git a/build-constraints.yaml b/build-constraints.yaml
index 43c2c729..d920f4fc 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2898,6 +2898,7 @@ packages:
         - numhask-range
         - chart-unit
         - perf
+        - online
 
     "Iphigenia Df <iphydf@gmail.com> @iphydf":
         - data-msgpack