1 files changed, 2 insertions, 1 deletions
diff --git a/yarns/obnam.sh b/yarns/obnam.sh
index c19f532e..6062ef9a 100644
--- a/yarns/obnam.sh
+++ b/yarns/obnam.sh
@@ -45,7 +45,8 @@ run_obnam()
             . "$DATADIR/$name.env"
         fi
         "$SRCDIR/obnam" --no-default-config --config "$conf" \
-            --quiet --log-level debug --log "$DATADIR/obnam.log" "$@"
+            --quiet --log-level debug --log "$DATADIR/obnam.log" \
+            --trace obnamlib --trace larch "$@"
     )
 }