diff --git a/doc/examples/osmo-bsc-nat/osmo-bsc-nat.cfg b/doc/examples/osmo-bsc-nat/osmo-bsc-nat.cfg
index ef6b1ae..49daec9 100644
--- a/doc/examples/osmo-bsc-nat/osmo-bsc-nat.cfg
+++ b/doc/examples/osmo-bsc-nat/osmo-bsc-nat.cfg
@@ -1,3 +1,11 @@
+log stderr
+ logging color 1
+ logging print category-hex 0
+ logging print category 1
+ logging timestamp 0
+ logging print file basename last
+ logging print level 1
+
 cs7 instance 0
  point-code 0.23.3
  asp asp-clnt-OsmoBSCNAT-CN 2905 0 m3ua