diff --git a/tests/data/bbsim-kind-2OLTx2ONUx2PON.yaml b/tests/data/bbsim-kind-2OLTx2ONUx2PON.yaml
index 14b995e..b2476d9 100755
--- a/tests/data/bbsim-kind-2OLTx2ONUx2PON.yaml
+++ b/tests/data/bbsim-kind-2OLTx2ONUx2PON.yaml
@@ -50,13 +50,13 @@
       olt: 'BBSIM_OLT_0'
     -
       onu: 'BBSM00010001'
-      c_tag: '901'
-      s_tag: '900'
+      c_tag: '900'
+      s_tag: '901'
       olt: 'BBSIM_OLT_1'
     -
       onu: 'BBSM00010002'
-      c_tag: '902'
-      s_tag: '900'
+      c_tag: '901'
+      s_tag: '901'
       olt: 'BBSIM_OLT_1'
   dst:
     - ip: null