diff --git a/src/alternating_update.jl b/src/alternating_update.jl
index 6bf4939..af071e5 100644
--- a/src/alternating_update.jl
+++ b/src/alternating_update.jl
@@ -81,6 +81,7 @@ function alternating_update(
         sweep,
         observer!,
         normalize,
+        outputlevel,
         maxdim=maxdim[sweep],
         mindim=mindim[sweep],
         cutoff=cutoff[sweep],