diff --git a/platformio.ini b/platformio.ini
index a8b1e8b..740c8cc 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -16,6 +16,7 @@ default_envs =
 	unowifiR2
 	nano
 	samd21-dev-usb
+	samd21-zero-usb
 src_dir = .
 include_dir = .
 
@@ -33,6 +34,17 @@ monitor_speed = 115200
 monitor_flags = --echo
 build_flags = -std=c++17 -DI2C_USE_WIRE -DDISABLE_EEPROM
 
+[env:samd21-zero-usb]
+platform = atmelsam
+board = zeroUSB
+framework = arduino
+upload_protocol = sam-ba
+lib_deps = 
+	${env.lib_deps}
+monitor_speed = 115200
+monitor_flags = --echo
+build_flags = -std=c++17 -DI2C_USE_WIRE -DDISABLE_EEPROM
+
 [env:samc21-firebox]
 platform = atmelsam
 board = firebox