diff --git a/custom_components/mikrotik_router/exceptions.py b/custom_components/mikrotik_router/exceptions.py
new file mode 100644
index 0000000..03cfecb
--- /dev/null
+++ b/custom_components/mikrotik_router/exceptions.py
@@ -0,0 +1,4 @@
+"""Exceptions for Mikrotik Router."""
+
+class OldLibrouteros(Exception):
+    """Old librouteros version."""
diff --git a/custom_components/mikrotik_router/mikrotikapi.py b/custom_components/mikrotik_router/mikrotikapi.py
index 53f7037..00bdf7f 100644
--- a/custom_components/mikrotik_router/mikrotikapi.py
+++ b/custom_components/mikrotik_router/mikrotikapi.py
@@ -3,6 +3,7 @@
 import ssl
 import logging
 import librouteros
+from .exceptions import OldLibrouteros
 _LOGGER = logging.getLogger(__name__)
 
 
@@ -27,10 +28,24 @@ class MikrotikAPI:
         self._connected = False
         self.error = ""
 
+        self.check_library()
+
         # Default ports
         if not self._port:
             self._port = 8729 if self._use_ssl else 8728
 
+    # ---------------------------
+    #   check_library
+    # ---------------------------
+    def check_library(self):
+        if not hasattr(librouteros.exceptions, 'ConnectionClosed'):
+            error = "Old librouteros installed, check for possible conflicts with other integrations."
+            raise OldLibrouteros(error)
+
+        if not hasattr(librouteros.exceptions, 'ProtocolError'):
+            error = "Old librouteros installed, check for possible conflicts with other integrations."
+            raise OldLibrouteros(error)
+
     # ---------------------------
     #   connect
     # ---------------------------