diff --git a/deployment-apps/02-Linky_forwarders_inputs/local/inputs.conf b/deployment-apps/02-Linky_forwarders_inputs/local/inputs.conf
index 6c429fcb..34c38e93 100644
--- a/deployment-apps/02-Linky_forwarders_inputs/local/inputs.conf
+++ b/deployment-apps/02-Linky_forwarders_inputs/local/inputs.conf
@@ -1,7 +1,7 @@
 [monitor:///var/rsyslog/*/linky/*.json]
 disabled = false
 index = idx_linky
-sourcetype = json
+sourcetype = _json
 
 [monitor:///var/rsyslog/*/linky/*.csv]
 disabled = false