diff --git a/srnemqtt/sources/__init__.py b/srnemqtt/interfaces/__init__.py
similarity index 62%
rename from srnemqtt/sources/__init__.py
rename to srnemqtt/interfaces/__init__.py
index 5d697bc..e8ecc37 100644
--- a/srnemqtt/sources/__init__.py
+++ b/srnemqtt/interfaces/__init__.py
@@ -3,5 +3,5 @@ from abc import ABCMeta
 from io import RawIOBase
 
 
-class BaseSource(RawIOBase, metaclass=ABCMeta):
+class BaseInterface(RawIOBase, metaclass=ABCMeta):
     pass
diff --git a/srnemqtt/sources/feasycom.py b/srnemqtt/interfaces/feasycom.py
similarity index 100%
rename from srnemqtt/sources/feasycom.py
rename to srnemqtt/interfaces/feasycom.py
diff --git a/srnemqtt/sources/serial.py b/srnemqtt/interfaces/serial.py
similarity index 100%
rename from srnemqtt/sources/serial.py
rename to srnemqtt/interfaces/serial.py