diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index f4b6d51..b615718 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -2,7 +2,7 @@
 # See https://pre-commit.com/hooks.html for more hooks
 repos:
   - repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: v4.0.1
+    rev: v4.4.0
     hooks:
       - id: trailing-whitespace
       - id: end-of-file-fixer
@@ -23,7 +23,7 @@ repos:
       - id: detect-private-key
 
   - repo: https://github.com/editorconfig-checker/editorconfig-checker.python
-    rev: 2.3.54
+    rev: 2.7.1
     hooks:
       - id: editorconfig-checker
         args:
@@ -35,16 +35,19 @@ repos:
       - id: flake8
 
   - repo: https://github.com/pre-commit/mirrors-mypy
-    rev: v0.910-1
+    rev: v1.2.0
     hooks:
       - id: mypy
+        args:
+          - "--install-types"
+          - "--non-interactive"
 
   - repo: https://github.com/psf/black
-    rev: 21.10b0
+    rev: 23.3.0
     hooks:
       - id: black
 
   - repo: https://github.com/PyCQA/isort
-    rev: 5.9.3
+    rev: 5.12.0
     hooks:
       - id: isort
diff --git a/config-example.yaml b/config-example.yaml
index cc72de9..7aca723 100644
--- a/config-example.yaml
+++ b/config-example.yaml
@@ -3,7 +3,7 @@ consumers:
 interface:
   name: serial.SerialInterface
   params:
-    device: /dev/ttyUSB0
+    port: /dev/ttyUSB0
     baudrate: 9600
     timeout: 2
 #  name: feasycom.FeasycomInterface
diff --git a/requirements.txt b/requirements.txt
index ea50cd4..5a919f0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,3 +4,5 @@ bluepy
 libscrc
 paho-mqtt
 pyserial
+
+types-PyYAML
diff --git a/srnemqtt/config.py b/srnemqtt/config.py
index c9c95d4..4b3a4c1 100644
--- a/srnemqtt/config.py
+++ b/srnemqtt/config.py
@@ -57,10 +57,10 @@ def get_consumers(conf: Optional[Dict[str, Any]] = None) -> List[BaseConsumer]:
 def _get_interface(name: str) -> Type[BaseInterface]:
     mod_name, cls_name = name.rsplit(".", 1)
 
-    mod = importlib.import_module(f".consumers.{mod_name}", package=__package__)
+    mod = importlib.import_module(f".interfaces.{mod_name}", package=__package__)
 
     res = getattr(mod, cls_name)
-    assert issubclass(res, BaseConsumer)
+    assert issubclass(res, BaseInterface)
 
     return res