diff --git a/src/InteractorClient.js b/src/InteractorClient.js
index b704b2b..0e1d017 100644
--- a/src/InteractorClient.js
+++ b/src/InteractorClient.js
@@ -324,7 +324,20 @@ module.exports = class InteractorDaemonizer {
 
     // Try loading configuration file on FS
     try {
-      confFS = JSON.parse(fs.readFileSync(cst.INTERACTION_CONF))
+      let fileContent = fs.readFileSync(cst.INTERACTION_CONF).toString()
+      // Handle old configuration with json5
+      if (fileContent.indexOf('secret_key:') > -1) {
+        fileContent = fileContent.replace('secret_key:', '"secret_key":')
+        fileContent = fileContent.replace('version_management:', '"version_management":')
+        fileContent = fileContent.replace('machine_name:', '"machine_name":')
+        fileContent = fileContent.replace('public_key:', '"public_key":')
+        fileContent = fileContent.replace('reverse_interact:', '"reverse_interact":')
+        fileContent = fileContent.replace('info_node:', '"info_node":')
+        fileContent = fileContent.replace('active:', '"active":')
+        fileContent = fileContent.replace('password:', '"password":')
+      }
+      // parse
+      confFS = JSON.parse(fileContent)
 
       if (confFS.version_management) {
         configuration.version_management.active = confFS.version_management.active
@@ -347,6 +360,9 @@ module.exports = class InteractorDaemonizer {
     configuration.agent_transport_websocket = process.env.AGENT_TRANSPORT_WEBSOCKET || infos.agent_transport_websocket || confFS.agent_transport_websocket || 'false'
     configuration.agent_transport_axon = process.env.AGENT_TRANSPORT_AXON || infos.agent_transport_axon || confFS.agent_transport_axon || 'true'
 
+    if (configuration.info_node.indexOf('http') === -1) { // handle old file
+      configuration.info_node = `https://${configuration.info_node}`
+    }
     if (!configuration.secret_key) return cb(new Error('secret key is not defined'))
     if (!configuration.public_key) return cb(new Error('public key is not defined'))