diff --git a/.github/workflows/compile-examples.yml b/.github/workflows/compile-examples.yml
index 73efe26..e557383 100644
--- a/.github/workflows/compile-examples.yml
+++ b/.github/workflows/compile-examples.yml
@@ -39,12 +39,6 @@ jobs:
 
       matrix:
         board:
-          - fqbn: arduino:avr:nano
-            ethernet: true
-            nina: false
-          - fqbn: arduino:avr:leonardo
-            ethernet: true
-            nina: false
           - fqbn: arduino:megaavr:uno2018:mode=off
             ethernet: true
             nina: true
diff --git a/library.properties b/library.properties
index fe06616..40eebe3 100644
--- a/library.properties
+++ b/library.properties
@@ -6,6 +6,6 @@ sentence=Use Modbus equipment with your Arduino.
 paragraph=Using TCP or RS485 shields, like the MKR 485 Shield. This library depends on the ArduinoRS485 library.
 category=Communication
 url=https://www.arduino.cc/en/ArduinoModbus/ArduinoModbus
-architectures=avr,megaavr,samd,mbed_nano,mbed_portenta
+architectures=megaavr,samd,mbed_nano,mbed_portenta
 includes=ArduinoModbus.h
 depends=ArduinoRS485