diff --git a/src/ThreadedGSM.cpp b/src/ThreadedGSM.cpp
index e69b7fe..b998361 100644
--- a/src/ThreadedGSM.cpp
+++ b/src/ThreadedGSM.cpp
@@ -37,7 +37,7 @@ void ThreadedGSM::setInterval(IntervalSourceE source, unsigned long interval)
 }
 
 // Initialization
-void ThreadedGSM::begin()
+void ThreadedGSM::setup()
 {
 
     mRequests = (REQ_STARTUP);
@@ -45,7 +45,7 @@ void ThreadedGSM::begin()
 }
 
 // Call this function for executing thread
-void ThreadedGSM::exec()
+void ThreadedGSM::loop()
 {
     if (mDte.getIsBusy())
         return;
diff --git a/src/ThreadedGSM.h b/src/ThreadedGSM.h
index 28c1910..8ca0ea6 100644
--- a/src/ThreadedGSM.h
+++ b/src/ThreadedGSM.h
@@ -31,7 +31,7 @@
 
 #define THREADEDGSM_INTERVAL_COUNT 3
 
-class ThreadedGSM : public Executable
+class ThreadedGSM : public Loop
 {
     // variables
   public:
@@ -193,7 +193,7 @@ class ThreadedGSM : public Executable
     void setInterval(IntervalSourceE source, unsigned long interval);
 
     // Initialization
-    void begin();
+    void setup();
 
     // Requests
     void sendSMS(String & Number, String & Text);
@@ -230,6 +230,6 @@ class ThreadedGSM : public Executable
     void CheckRing();
 
     // executing threads
-    void exec() override;
+    void loop() override;
 
 }; // ThreadedGSM