diff --git a/x/stake/handler_sidechain.go b/x/stake/handler_sidechain.go
index 72f0413fd..7a55d5c8f 100644
--- a/x/stake/handler_sidechain.go
+++ b/x/stake/handler_sidechain.go
@@ -460,6 +460,7 @@ func handleMsgSideChainUndelegate(ctx sdk.Context, msg MsgSideChainUndelegate, k
 	)
 
 	// publish undelegate event
+	ctx.Logger().Info("publish undelegate event", "ctx.IsDeliverTx()", ctx.IsDeliverTx(), "PbsbServer", k.PbsbServer != nil)
 	if k.PbsbServer != nil && ctx.IsDeliverTx() {
 		txHash, _ := ctx.Value(baseapp.TxHashKey).(string)
 		event := types.ChainUndelegateEvent{