diff --git a/state_machine_exporter/src/test/java/click/kamil/springstatemachineexporter/RegressionTest.java b/state_machine_exporter/src/test/java/click/kamil/springstatemachineexporter/RegressionTest.java
index c7aa9a3..4d1b837 100644
--- a/state_machine_exporter/src/test/java/click/kamil/springstatemachineexporter/RegressionTest.java
+++ b/state_machine_exporter/src/test/java/click/kamil/springstatemachineexporter/RegressionTest.java
@@ -137,6 +137,12 @@ public class RegressionTest {
                         root.resolve("state_machines/maven_multi_module/core-module"),
                         Path.of("src/test/resources/golden/MavenOrderStateMachine"),
                         "MavenOrderStateMachine"
+                ),
+                new TestScenario(
+                        "Complex Multi-Module Sample",
+                        root.resolve("state_machines/complex_multi_module_sm"),
+                        Path.of("src/test/resources/golden/StateMachineConfig"),
+                        "StateMachineConfig"
                 )
         );
     }
diff --git a/state_machine_exporter/src/test/resources/golden/StateMachineConfig/StateMachineConfig.dot b/state_machine_exporter/src/test/resources/golden/StateMachineConfig/StateMachineConfig.dot
new file mode 100644
index 0000000..d4c487b
--- /dev/null
+++ b/state_machine_exporter/src/test/resources/golden/StateMachineConfig/StateMachineConfig.dot
@@ -0,0 +1,15 @@
+digraph statemachine {
+  rankdir=LR;
+  node [shape=rounded, style=filled, fillcolor=white, fontname="Arial"];
+  edge [fontname="Arial", fontsize=10];
+
+  _start [shape=circle, label="", fillcolor=black, width=0.1];
+  _start -> NEW;
+  COMPLETED [fillcolor=lightgray];
+  CANCELLED [fillcolor=lightgray];
+  NEW -> PROCESSING [label="OrderEvent.PROCESS", style="solid", color="black"];
+  PROCESSING -> COMPLETED [label="OrderEvent.COMPLETE", style="solid", color="black"];
+  NEW -> CANCELLED [label="OrderEvent.CANCEL", style="solid", color="black"];
+  PROCESSING -> CANCELLED [label="OrderEvent.CANCEL", style="solid", color="black"];
+}
+
diff --git a/state_machine_exporter/src/test/resources/golden/StateMachineConfig/StateMachineConfig.json b/state_machine_exporter/src/test/resources/golden/StateMachineConfig/StateMachineConfig.json
new file mode 100644
index 0000000..9ef51be
--- /dev/null
+++ b/state_machine_exporter/src/test/resources/golden/StateMachineConfig/StateMachineConfig.json
@@ -0,0 +1,429 @@
+{
+  "metadata" : {
+    "triggers" : [ {
+      "event" : "event",
+      "className" : "click.kamil.service.StateMachineServiceImpl",
+      "methodName" : "sendMessage",
+      "sourceFile" : "service/src/main/java/click/kamil/service/StateMachineServiceImpl.java",
+      "sourceModule" : null,
+      "stateMachineId" : null,
+      "sourceState" : null,
+      "lineNumber" : 25
+    }, {
+      "event" : "eventProvider",
+      "className" : "click.kamil.service.StateMachineServiceImpl",
+      "methodName" : "sendMessageWithProvider",
+      "sourceFile" : "service/src/main/java/click/kamil/service/StateMachineServiceImpl.java",
+      "sourceModule" : null,
+      "stateMachineId" : null,
+      "sourceState" : null,
+      "lineNumber" : 50
+    }, {
+      "event" : "customMessage",
+      "className" : "click.kamil.service.StateMachineServiceImpl",
+      "methodName" : "sendCustomMessage",
+      "sourceFile" : "service/src/main/java/click/kamil/service/StateMachineServiceImpl.java",
+      "sourceModule" : null,
+      "stateMachineId" : null,
+      "sourceState" : null,
+      "lineNumber" : 78
+    } ],
+    "entryPoints" : [ {
+      "type" : "REST",
+      "name" : "POST /api/orders/process",
+      "className" : "click.kamil.web.OrderController",
+      "methodName" : "processOrder",
+      "sourceFile" : "web/src/main/java/click/kamil/web/OrderController.java",
+      "metadata" : {
+        "path" : "/api/orders/process",
+        "verb" : "POST"
+      },
+      "parameters" : [ ]
+    }, {
+      "type" : "REST",
+      "name" : "POST /api/orders/complete",
+      "className" : "click.kamil.web.OrderController",
+      "methodName" : "completeOrder",
+      "sourceFile" : "web/src/main/java/click/kamil/web/OrderController.java",
+      "metadata" : {
+        "path" : "/api/orders/complete",
+        "verb" : "POST"
+      },
+      "parameters" : [ ]
+    }, {
+      "type" : "REST",
+      "name" : "POST /api/orders/cancel",
+      "className" : "click.kamil.web.OrderController",
+      "methodName" : "cancelOrder",
+      "sourceFile" : "web/src/main/java/click/kamil/web/OrderController.java",
+      "metadata" : {
+        "path" : "/api/orders/cancel",
+        "verb" : "POST"
+      },
+      "parameters" : [ ]
+    }, {
+      "type" : "REST",
+      "name" : "POST /api/orders/functional-complete",
+      "className" : "click.kamil.web.OrderController",
+      "methodName" : "functionalCompleteOrder",
+      "sourceFile" : "web/src/main/java/click/kamil/web/OrderController.java",
+      "metadata" : {
+        "path" : "/api/orders/functional-complete",
+        "verb" : "POST"
+      },
+      "parameters" : [ ]
+    }, {
+      "type" : "RABBIT",
+      "name" : "RABBIT: order.custom.transition.queue",
+      "className" : "click.kamil.web.RabbitOrderListener",
+      "methodName" : "handleCustomTransition",
+      "sourceFile" : "web/src/main/java/click/kamil/web/RabbitOrderListener.java",
+      "metadata" : {
+        "protocol" : "RABBIT",
+        "destination" : "order.custom.transition.queue"
+      },
+      "parameters" : [ {
+        "name" : "payload",
+        "type" : "String",
+        "annotations" : [ ]
+      } ]
+    }, {
+      "type" : "JMS",
+      "name" : "JMS: order.process.queue",
+      "className" : "click.kamil.web.JmsOrderListener",
+      "methodName" : "receiveProcessCommand",
+      "sourceFile" : "web/src/main/java/click/kamil/web/JmsOrderListener.java",
+      "metadata" : {
+        "protocol" : "JMS",
+        "destination" : "order.process.queue"
+      },
+      "parameters" : [ {
+        "name" : "message",
+        "type" : "String",
+        "annotations" : [ ]
+      } ]
+    }, {
+      "type" : "JMS",
+      "name" : "JMS: order.cancel.queue",
+      "className" : "click.kamil.web.JmsOrderListener",
+      "methodName" : "receiveCancelCommand",
+      "sourceFile" : "web/src/main/java/click/kamil/web/JmsOrderListener.java",
+      "metadata" : {
+        "protocol" : "JMS",
+        "destination" : "order.cancel.queue"
+      },
+      "parameters" : [ {
+        "name" : "message",
+        "type" : "String",
+        "annotations" : [ ]
+      } ]
+    } ],
+    "callChains" : [ {
+      "entryPoint" : {
+        "type" : "REST",
+        "name" : "POST /api/orders/process",
+        "className" : "click.kamil.web.OrderController",
+        "methodName" : "processOrder",
+        "sourceFile" : "web/src/main/java/click/kamil/web/OrderController.java",
+        "metadata" : {
+          "path" : "/api/orders/process",
+          "verb" : "POST"
+        },
+        "parameters" : [ ]
+      },
+      "methodChain" : [ "click.kamil.web.OrderController.processOrder", "click.kamil.service.StateMachineServiceImpl.sendMessageWithOutbox", "click.kamil.service.StateMachineServiceImpl.sendMessage" ],
+      "triggerPoint" : {
+        "event" : "OrderEvent.PROCESS",
+        "className" : "click.kamil.service.StateMachineServiceImpl",
+        "methodName" : "sendMessage",
+        "sourceFile" : "service/src/main/java/click/kamil/service/StateMachineServiceImpl.java",
+        "sourceModule" : null,
+        "stateMachineId" : null,
+        "sourceState" : null,
+        "lineNumber" : 25
+      },
+      "contextMachineId" : null,
+      "matchedTransitions" : [ {
+        "sourceState" : "OrderState.NEW",
+        "targetState" : "OrderState.PROCESSING",
+        "event" : "OrderEvent.PROCESS"
+      } ]
+    }, {
+      "entryPoint" : {
+        "type" : "REST",
+        "name" : "POST /api/orders/complete",
+        "className" : "click.kamil.web.OrderController",
+        "methodName" : "completeOrder",
+        "sourceFile" : "web/src/main/java/click/kamil/web/OrderController.java",
+        "metadata" : {
+          "path" : "/api/orders/complete",
+          "verb" : "POST"
+        },
+        "parameters" : [ ]
+      },
+      "methodChain" : [ "click.kamil.web.OrderController.completeOrder", "click.kamil.service.StateMachineServiceImpl.sendMessage" ],
+      "triggerPoint" : {
+        "event" : "OrderEvent.COMPLETE",
+        "className" : "click.kamil.service.StateMachineServiceImpl",
+        "methodName" : "sendMessage",
+        "sourceFile" : "service/src/main/java/click/kamil/service/StateMachineServiceImpl.java",
+        "sourceModule" : null,
+        "stateMachineId" : null,
+        "sourceState" : null,
+        "lineNumber" : 25
+      },
+      "contextMachineId" : null,
+      "matchedTransitions" : [ {
+        "sourceState" : "OrderState.PROCESSING",
+        "targetState" : "OrderState.COMPLETED",
+        "event" : "OrderEvent.COMPLETE"
+      } ]
+    }, {
+      "entryPoint" : {
+        "type" : "REST",
+        "name" : "POST /api/orders/cancel",
+        "className" : "click.kamil.web.OrderController",
+        "methodName" : "cancelOrder",
+        "sourceFile" : "web/src/main/java/click/kamil/web/OrderController.java",
+        "metadata" : {
+          "path" : "/api/orders/cancel",
+          "verb" : "POST"
+        },
+        "parameters" : [ ]
+      },
+      "methodChain" : [ "click.kamil.web.OrderController.cancelOrder", "click.kamil.service.StateMachineServiceImpl.sendMessage" ],
+      "triggerPoint" : {
+        "event" : "OrderEvent.CANCEL",
+        "className" : "click.kamil.service.StateMachineServiceImpl",
+        "methodName" : "sendMessage",
+        "sourceFile" : "service/src/main/java/click/kamil/service/StateMachineServiceImpl.java",
+        "sourceModule" : null,
+        "stateMachineId" : null,
+        "sourceState" : null,
+        "lineNumber" : 25
+      },
+      "contextMachineId" : null,
+      "matchedTransitions" : [ {
+        "sourceState" : "OrderState.NEW",
+        "targetState" : "OrderState.CANCELLED",
+        "event" : "OrderEvent.CANCEL"
+      }, {
+        "sourceState" : "OrderState.PROCESSING",
+        "targetState" : "OrderState.CANCELLED",
+        "event" : "OrderEvent.CANCEL"
+      } ]
+    }, {
+      "entryPoint" : {
+        "type" : "REST",
+        "name" : "POST /api/orders/functional-complete",
+        "className" : "click.kamil.web.OrderController",
+        "methodName" : "functionalCompleteOrder",
+        "sourceFile" : "web/src/main/java/click/kamil/web/OrderController.java",
+        "metadata" : {
+          "path" : "/api/orders/functional-complete",
+          "verb" : "POST"
+        },
+        "parameters" : [ ]
+      },
+      "methodChain" : [ "click.kamil.web.OrderController.functionalCompleteOrder", "click.kamil.web.OrderController.triggerTransitionFunction", "click.kamil.service.StateMachineServiceImpl.sendMessage" ],
+      "triggerPoint" : {
+        "event" : "OrderEvent.COMPLETE",
+        "className" : "click.kamil.service.StateMachineServiceImpl",
+        "methodName" : "sendMessage",
+        "sourceFile" : "service/src/main/java/click/kamil/service/StateMachineServiceImpl.java",
+        "sourceModule" : null,
+        "stateMachineId" : null,
+        "sourceState" : null,
+        "lineNumber" : 25
+      },
+      "contextMachineId" : null,
+      "matchedTransitions" : [ {
+        "sourceState" : "OrderState.PROCESSING",
+        "targetState" : "OrderState.COMPLETED",
+        "event" : "OrderEvent.COMPLETE"
+      } ]
+    }, {
+      "entryPoint" : {
+        "type" : "RABBIT",
+        "name" : "RABBIT: order.custom.transition.queue",
+        "className" : "click.kamil.web.RabbitOrderListener",
+        "methodName" : "handleCustomTransition",
+        "sourceFile" : "web/src/main/java/click/kamil/web/RabbitOrderListener.java",
+        "metadata" : {
+          "protocol" : "RABBIT",
+          "destination" : "order.custom.transition.queue"
+        },
+        "parameters" : [ {
+          "name" : "payload",
+          "type" : "String",
+          "annotations" : [ ]
+        } ]
+      },
+      "methodChain" : [ "click.kamil.web.RabbitOrderListener.handleCustomTransition", "click.kamil.service.StateMachineServiceImpl.sendCustomMessage" ],
+      "triggerPoint" : {
+        "event" : "OrderEvent.PROCESS",
+        "className" : "click.kamil.service.StateMachineServiceImpl",
+        "methodName" : "sendCustomMessage",
+        "sourceFile" : "service/src/main/java/click/kamil/service/StateMachineServiceImpl.java",
+        "sourceModule" : null,
+        "stateMachineId" : null,
+        "sourceState" : null,
+        "lineNumber" : 78
+      },
+      "contextMachineId" : null,
+      "matchedTransitions" : [ {
+        "sourceState" : "OrderState.NEW",
+        "targetState" : "OrderState.PROCESSING",
+        "event" : "OrderEvent.PROCESS"
+      } ]
+    }, {
+      "entryPoint" : {
+        "type" : "JMS",
+        "name" : "JMS: order.process.queue",
+        "className" : "click.kamil.web.JmsOrderListener",
+        "methodName" : "receiveProcessCommand",
+        "sourceFile" : "web/src/main/java/click/kamil/web/JmsOrderListener.java",
+        "metadata" : {
+          "protocol" : "JMS",
+          "destination" : "order.process.queue"
+        },
+        "parameters" : [ {
+          "name" : "message",
+          "type" : "String",
+          "annotations" : [ ]
+        } ]
+      },
+      "methodChain" : [ "click.kamil.web.JmsOrderListener.receiveProcessCommand", "click.kamil.service.StateMachineServiceImpl.sendMessageWithOutbox", "click.kamil.service.StateMachineServiceImpl.sendMessage" ],
+      "triggerPoint" : {
+        "event" : "OrderEvent.PROCESS",
+        "className" : "click.kamil.service.StateMachineServiceImpl",
+        "methodName" : "sendMessage",
+        "sourceFile" : "service/src/main/java/click/kamil/service/StateMachineServiceImpl.java",
+        "sourceModule" : null,
+        "stateMachineId" : null,
+        "sourceState" : null,
+        "lineNumber" : 25
+      },
+      "contextMachineId" : null,
+      "matchedTransitions" : [ {
+        "sourceState" : "OrderState.NEW",
+        "targetState" : "OrderState.PROCESSING",
+        "event" : "OrderEvent.PROCESS"
+      } ]
+    }, {
+      "entryPoint" : {
+        "type" : "JMS",
+        "name" : "JMS: order.cancel.queue",
+        "className" : "click.kamil.web.JmsOrderListener",
+        "methodName" : "receiveCancelCommand",
+        "sourceFile" : "web/src/main/java/click/kamil/web/JmsOrderListener.java",
+        "metadata" : {
+          "protocol" : "JMS",
+          "destination" : "order.cancel.queue"
+        },
+        "parameters" : [ {
+          "name" : "message",
+          "type" : "String",
+          "annotations" : [ ]
+        } ]
+      },
+      "methodChain" : [ "click.kamil.web.JmsOrderListener.receiveCancelCommand", "click.kamil.service.StateMachineServiceImpl.sendMessageWithProvider" ],
+      "triggerPoint" : {
+        "event" : "OrderEvent.CANCEL",
+        "className" : "click.kamil.service.StateMachineServiceImpl",
+        "methodName" : "sendMessageWithProvider",
+        "sourceFile" : "service/src/main/java/click/kamil/service/StateMachineServiceImpl.java",
+        "sourceModule" : null,
+        "stateMachineId" : null,
+        "sourceState" : null,
+        "lineNumber" : 50
+      },
+      "contextMachineId" : null,
+      "matchedTransitions" : [ {
+        "sourceState" : "OrderState.NEW",
+        "targetState" : "OrderState.CANCELLED",
+        "event" : "OrderEvent.CANCEL"
+      }, {
+        "sourceState" : "OrderState.PROCESSING",
+        "targetState" : "OrderState.CANCELLED",
+        "event" : "OrderEvent.CANCEL"
+      } ]
+    } ],
+    "properties" : {
+      "default" : { }
+    }
+  },
+  "name" : "click.kamil.domain.StateMachineConfig",
+  "renderChoicesAsDiamonds" : true,
+  "startStates" : [ "OrderState.NEW" ],
+  "transitions" : [ {
+    "type" : "EXTERNAL",
+    "sourceStates" : [ {
+      "rawName" : "OrderState.NEW",
+      "fullIdentifier" : "OrderState.NEW"
+    } ],
+    "targetStates" : [ {
+      "rawName" : "OrderState.PROCESSING",
+      "fullIdentifier" : "OrderState.PROCESSING"
+    } ],
+    "event" : {
+      "rawName" : "OrderEvent.PROCESS",
+      "fullIdentifier" : "OrderEvent.PROCESS"
+    },
+    "guard" : null,
+    "actions" : [ ],
+    "order" : null
+  }, {
+    "type" : "EXTERNAL",
+    "sourceStates" : [ {
+      "rawName" : "OrderState.PROCESSING",
+      "fullIdentifier" : "OrderState.PROCESSING"
+    } ],
+    "targetStates" : [ {
+      "rawName" : "OrderState.COMPLETED",
+      "fullIdentifier" : "OrderState.COMPLETED"
+    } ],
+    "event" : {
+      "rawName" : "OrderEvent.COMPLETE",
+      "fullIdentifier" : "OrderEvent.COMPLETE"
+    },
+    "guard" : null,
+    "actions" : [ ],
+    "order" : null
+  }, {
+    "type" : "EXTERNAL",
+    "sourceStates" : [ {
+      "rawName" : "OrderState.NEW",
+      "fullIdentifier" : "OrderState.NEW"
+    } ],
+    "targetStates" : [ {
+      "rawName" : "OrderState.CANCELLED",
+      "fullIdentifier" : "OrderState.CANCELLED"
+    } ],
+    "event" : {
+      "rawName" : "OrderEvent.CANCEL",
+      "fullIdentifier" : "OrderEvent.CANCEL"
+    },
+    "guard" : null,
+    "actions" : [ ],
+    "order" : null
+  }, {
+    "type" : "EXTERNAL",
+    "sourceStates" : [ {
+      "rawName" : "OrderState.PROCESSING",
+      "fullIdentifier" : "OrderState.PROCESSING"
+    } ],
+    "targetStates" : [ {
+      "rawName" : "OrderState.CANCELLED",
+      "fullIdentifier" : "OrderState.CANCELLED"
+    } ],
+    "event" : {
+      "rawName" : "OrderEvent.CANCEL",
+      "fullIdentifier" : "OrderEvent.CANCEL"
+    },
+    "guard" : null,
+    "actions" : [ ],
+    "order" : null
+  } ],
+  "endStates" : [ "OrderState.COMPLETED", "OrderState.CANCELLED" ]
+}
diff --git a/state_machine_exporter/src/test/resources/golden/StateMachineConfig/StateMachineConfig.puml b/state_machine_exporter/src/test/resources/golden/StateMachineConfig/StateMachineConfig.puml
new file mode 100644
index 0000000..c9cfecb
--- /dev/null
+++ b/state_machine_exporter/src/test/resources/golden/StateMachineConfig/StateMachineConfig.puml
@@ -0,0 +1,35 @@
+@startuml
+!pragma layout smetana
+set separator none
+hide empty description
+hide stereotype
+skinparam state {
+  BackgroundColor white
+  BorderColor #94a3b8
+  BorderThickness 1
+  FontName Inter
+  FontSize 9
+  FontStyle bold
+  RoundCorner 20
+  Padding 1
+}
+skinparam shadowing false
+skinparam ArrowFontName JetBrains Mono
+skinparam ArrowFontSize 8
+skinparam ArrowColor #cbd5e1
+skinparam ArrowThickness 1
+skinparam dpi 110
+skinparam svgLinkTarget _self
+
+[*] --> OrderState.NEW
+
+
+OrderState.NEW -[#1E90FF,bold]-> OrderState.PROCESSING <<external>> : OrderEvent.PROCESS
+OrderState.PROCESSING -[#1E90FF,bold]-> OrderState.COMPLETED <<external>> : OrderEvent.COMPLETE
+OrderState.NEW -[#1E90FF,bold]-> OrderState.CANCELLED <<external>> : OrderEvent.CANCEL
+OrderState.PROCESSING -[#1E90FF,bold]-> OrderState.CANCELLED <<external>> : OrderEvent.CANCEL
+
+OrderState.COMPLETED --> [*]
+OrderState.CANCELLED --> [*]
+@enduml
+
diff --git a/state_machine_exporter/src/test/resources/golden/StateMachineConfig/StateMachineConfig.scxml.xml b/state_machine_exporter/src/test/resources/golden/StateMachineConfig/StateMachineConfig.scxml.xml
new file mode 100644
index 0000000..c661eba
--- /dev/null
+++ b/state_machine_exporter/src/test/resources/golden/StateMachineConfig/StateMachineConfig.scxml.xml
@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<scxml xmlns="http://www.w3.org/2005/07/scxml" version="1.0" initial="NEW">
+  <state id="NEW">
+    <transition target="PROCESSING" event="OrderEvent.PROCESS"/>
+    <transition target="CANCELLED" event="OrderEvent.CANCEL"/>
+  </state>
+  <state id="PROCESSING">
+    <transition target="COMPLETED" event="OrderEvent.COMPLETE"/>
+    <transition target="CANCELLED" event="OrderEvent.CANCEL"/>
+  </state>
+  <state id="COMPLETED">
+  </state>
+  <state id="CANCELLED">
+  </state>
+</scxml>
+