diff --git a/module-sys/Service/Service.cpp b/module-sys/Service/Service.cpp
index 7ba0234fc..10e7a24ac 100644
--- a/module-sys/Service/Service.cpp
+++ b/module-sys/Service/Service.cpp
@@ -13,7 +13,7 @@ namespace sys
 using namespace cpp_freertos;
 using namespace std;
 
-Service::Service(std::string name,uint32_t stackDepth,ServicePriority priority,std::string parent)
+Service::Service(std::string name,std::string parent,uint32_t stackDepth,ServicePriority priority)
 		:	cpp_freertos::Thread(name, stackDepth/4 /* Stack depth in bytes */, static_cast<UBaseType_t >(priority)),
 		     parent(parent),
              mailbox(this),
diff --git a/module-sys/Service/Service.hpp b/module-sys/Service/Service.hpp
index 4adbbf558..82365c9b7 100644
--- a/module-sys/Service/Service.hpp
+++ b/module-sys/Service/Service.hpp
@@ -39,7 +39,7 @@ private:
 class Service : public cpp_freertos::Thread,public std::enable_shared_from_this<Service>
 {
 public:
-	Service(std::string name,uint32_t stackDepth=4096,ServicePriority priority=ServicePriority::Idle,std::string parent="");
+	Service(std::string name,std::string parent="",uint32_t stackDepth=4096,ServicePriority priority=ServicePriority::Idle);
 
 	virtual ~Service();
 
diff --git a/module-sys/SystemManager/SystemManager.cpp b/module-sys/SystemManager/SystemManager.cpp
index 418a1c8bb..31e5adc5d 100644
--- a/module-sys/SystemManager/SystemManager.cpp
+++ b/module-sys/SystemManager/SystemManager.cpp
@@ -25,7 +25,7 @@ namespace sys
     const char* systemManagerServiceName = "SysMgrService";
 
     SystemManager::SystemManager(TickType_t pingInterval)
-            : Service(systemManagerServiceName,4096,ServicePriority::Idle),
+            : Service(systemManagerServiceName),
               pingInterval(pingInterval)
     {
         // Specify list of channels which System Manager is registered to