diff --git a/_states/jenkins_node.py b/_states/jenkins_node.py
index 29e9c2c..8b3a4b9 100644
--- a/_states/jenkins_node.py
+++ b/_states/jenkins_node.py
@@ -54,13 +54,19 @@
     launcher_string = "new hudson.slaves.JNLPLauncher()"
     tunnel_string = ""
     jvmopts_string = ""
-    if "jvmopts" in launcher:
-        jvmopts_string = launcher["jvmopts"]
     if launcher:
+        if "jvmopts" in launcher:
+            jvmopts_string = launcher["jvmopts"]
         if launcher["type"] == "ssh":
-            launcher_string = 'new hudson.plugins.sshslaves.SSHLauncher("{}",{},"{}","{}","","{}","","","")'.format(
-                launcher["host"], launcher["port"], launcher["username"],
-                launcher["password"], jvmopts_string)
+            if "credentials" in launcher:
+                # Constructor based on ssh-slaves plugin of 1.29+ versions
+                launcher_string = 'new hudson.plugins.sshslaves.SSHLauncher("{}",{},"{}","{}","","","",null,null,null,null)'.format(
+                    launcher["host"], launcher["port"], launcher["credentials"], jvmopts_string)
+            else:
+                # Deprecated: Constructor based on old ssh-slaves plugin versions (~1.17)
+                launcher_string = 'new hudson.plugins.sshslaves.SSHLauncher("{}",{},"{}","{}","","{}","","","")'.format(
+                    launcher["host"], launcher["port"], launcher["username"],
+                    launcher["password"], jvmopts_string)
         elif launcher["type"] == "jnlp":
             if "tunnel" in launcher:
                 tunnel_string = launcher["tunnel"]