diff --git a/examples/arduino_mkr_wifi_1010/arduino_mkr_wifi_1010.ino b/examples/arduino_mkr_wifi_1010/arduino_mkr_wifi_1010.ino
index 64e3965..c3b615f 100644
--- a/examples/arduino_mkr_wifi_1010/arduino_mkr_wifi_1010.ino
+++ b/examples/arduino_mkr_wifi_1010/arduino_mkr_wifi_1010.ino
@@ -113,6 +113,15 @@ void setup()
     Serial.println("Setting CAN filters failed!");
     while (1);
   }
+
+  // As a final step check that the hash returned by the node
+  // is the same as the hash stored by the Tinymovr library.
+  // This is crucial to prevent potential mismatches in commands.
+  if (tinymovr.get_protocol_hash() != avlos_proto_hash)
+  {
+    Serial.println("Wrong device spec!");
+    while (1);
+  }
 }
 
 /*
diff --git a/examples/esp32_mcp2551/esp32_mcp2551.ino b/examples/esp32_mcp2551/esp32_mcp2551.ino
index 21fde51..bd258c5 100644
--- a/examples/esp32_mcp2551/esp32_mcp2551.ino
+++ b/examples/esp32_mcp2551/esp32_mcp2551.ino
@@ -113,6 +113,15 @@ void setup()
     Serial.println("Setting CAN filters failed!");
     while (1);
   }
+
+  // As a final step check that the hash returned by the node
+  // is the same as the hash stored by the Tinymovr library.
+  // This is crucial to prevent potential mismatches in commands.
+  if (tinymovr.get_protocol_hash() != avlos_proto_hash)
+  {
+    Serial.println("Wrong device spec!");
+    while (1);
+  }
 }
 
 /*