diff --git a/library.json b/library.json
index 816c131..b5878e3 100644
--- a/library.json
+++ b/library.json
@@ -13,7 +13,7 @@
     "type": "git",
     "url": "https://github.com/xreef/PCF8574_library.git"
   },
-  "version": "2.2.0",
+  "version": "2.2.1",
   "frameworks": "arduino",
   "platforms": "*"
 }
diff --git a/library.properties b/library.properties
index 8e34dbd..7c5b348 100644
--- a/library.properties
+++ b/library.properties
@@ -1,9 +1,11 @@
 name=PCF8574 library
-version=2.2.0
+version=2.2.1
 author=Renzo Mischianti <renzo.mischianti@gmail.com>
 maintainer=Renzo Mischianti <renzo.mischianti@gmail.com>
 sentence=Arduino/ESP8266 library for PCF8574
-paragraph=Use i2c digital expander with Arduino and ESP8266. Can read write digital values with only 2 wire (perfect for ESP-01).
+paragraph=Use i2c digital expander with Arduino, esp32 and ESP8266. Can read write digital values with only 2 wire. Very simple and encoder support.
 category=Sensors
-url=https://github.com/xreef/PCF8574_library
+url=https://www.mischianti.org/category/my-libraries/pcf8574/
+repository=https://github.com/xreef/PCF8574_library
 architectures=*
+includes=PCF8574.h
\ No newline at end of file