diff --git a/TinyLoRa.h b/TinyLoRa.h
index a8e4102..0a1d73d 100644
--- a/TinyLoRa.h
+++ b/TinyLoRa.h
@@ -37,7 +37,11 @@
 #define TINY_LORA_H
 
 #include <Arduino.h>
-#include <avr/pgmspace.h>
+#if defined(ARDUINO_ARCH_AVR)
+  #include <avr/pgmspace.h>
+#elif defined(ARDUINO_ARCH_ESP32)
+  #include <pgmspace.h>
+#endif
 
 // uncomment for debug output
 // #define DEBUG
diff --git a/library.properties b/library.properties
index 0406c3b..ef97bae 100644
--- a/library.properties
+++ b/library.properties
@@ -1,5 +1,5 @@
 name=TinyLoRa
-version=1.2.0
+version=1.2.1
 author=Adafruit
 maintainer=Adafruit<info@adafruit.com>
 sentence=Tiny LoRa Library for TTN