diff --git a/examples/JsonConfigFile/JsonConfigFile.ino b/examples/JsonConfigFile/JsonConfigFile.ino
index 182a86ad..7dafb652 100644
--- a/examples/JsonConfigFile/JsonConfigFile.ino
+++ b/examples/JsonConfigFile/JsonConfigFile.ino
@@ -141,4 +141,4 @@ void loop() {
 // The book "Mastering ArduinoJson" contains a case study of a project that has
 // a complex configuration with nested members.
 // Contrary to this example, the project in the book uses the SPIFFS filesystem.
-// Please check it out at: https://leanpub.com/arduinojson/
\ No newline at end of file
+// Please check it out at: https://arduinojson.org/book/
\ No newline at end of file
diff --git a/examples/JsonGeneratorExample/JsonGeneratorExample.ino b/examples/JsonGeneratorExample/JsonGeneratorExample.ino
index 87a38f7f..52b12cc2 100644
--- a/examples/JsonGeneratorExample/JsonGeneratorExample.ino
+++ b/examples/JsonGeneratorExample/JsonGeneratorExample.ino
@@ -78,4 +78,4 @@ void loop() {
 // The book "Mastering ArduinoJson" contains a tutorial on serialization.
 // It begins with a simple example, like the one above, and then adds more
 // features like serializing directly to a file or an HTTP request.
-// Please check it out at: https://leanpub.com/arduinojson/
\ No newline at end of file
+// Please check it out at: https://arduinojson.org/book/
\ No newline at end of file
diff --git a/examples/JsonHttpClient/JsonHttpClient.ino b/examples/JsonHttpClient/JsonHttpClient.ino
index 1ff84db5..e5121803 100644
--- a/examples/JsonHttpClient/JsonHttpClient.ino
+++ b/examples/JsonHttpClient/JsonHttpClient.ino
@@ -109,4 +109,4 @@ void loop() {
 // showing how to parse the response from Yahoo Weather. In the last chapter,
 // it shows how to parse the huge documents from OpenWeatherMap
 // and Weather Underground.
-// Please check it out at: https://leanpub.com/arduinojson/
\ No newline at end of file
+// Please check it out at: https://arduinojson.org/book/
\ No newline at end of file
diff --git a/examples/JsonParserExample/JsonParserExample.ino b/examples/JsonParserExample/JsonParserExample.ino
index 61deb558..4d35cfc4 100644
--- a/examples/JsonParserExample/JsonParserExample.ino
+++ b/examples/JsonParserExample/JsonParserExample.ino
@@ -75,4 +75,4 @@ void loop() {
 // The book "Mastering ArduinoJson" contains a tutorial on deserialization.
 // It begins with a simple example, like the one above, and then adds more
 // features like deserializing directly from a file or an HTTP request.
-// Please check it out at: https://leanpub.com/arduinojson/
\ No newline at end of file
+// Please check it out at: https://arduinojson.org/book/
\ No newline at end of file
diff --git a/examples/JsonServer/JsonServer.ino b/examples/JsonServer/JsonServer.ino
index c564a4cc..fccbb390 100644
--- a/examples/JsonServer/JsonServer.ino
+++ b/examples/JsonServer/JsonServer.ino
@@ -106,4 +106,4 @@ void loop() {
 // The book "Mastering ArduinoJson" contains a tutorial on serialization.
 // It begins with a simple example, then adds more features like serializing
 // directly to a file or an HTTP client.
-// Please check it out at: https://leanpub.com/arduinojson/
\ No newline at end of file
+// Please check it out at: https://arduinojson.org/book/
\ No newline at end of file
diff --git a/examples/JsonUdpBeacon/JsonUdpBeacon.ino b/examples/JsonUdpBeacon/JsonUdpBeacon.ino
index f5668228..747b9030 100644
--- a/examples/JsonUdpBeacon/JsonUdpBeacon.ino
+++ b/examples/JsonUdpBeacon/JsonUdpBeacon.ino
@@ -98,4 +98,4 @@ void loop() {
 // The book "Mastering ArduinoJson" contains a tutorial on serialization.
 // It begins with a simple example, then adds more features like serializing
 // directly to a file or any stream.
-// Please check it out at: https://leanpub.com/arduinojson/
\ No newline at end of file
+// Please check it out at: https://arduinojson.org/book/
\ No newline at end of file
diff --git a/examples/ProgmemExample/ProgmemExample.ino b/examples/ProgmemExample/ProgmemExample.ino
index c147e770..9cb76eaa 100644
--- a/examples/ProgmemExample/ProgmemExample.ino
+++ b/examples/ProgmemExample/ProgmemExample.ino
@@ -64,4 +64,4 @@ void loop() {
 // The book "Mastering ArduinoJson" contains a quick C++ course that explains
 // how your microcontroller stores strings in memory. It also tells why you
 // should not abuse Flash strings with ArduinoJson.
-// Please check it out at: https://leanpub.com/arduinojson/
\ No newline at end of file
+// Please check it out at: https://arduinojson.org/book/
\ No newline at end of file
diff --git a/examples/StringExample/StringExample.ino b/examples/StringExample/StringExample.ino
index 495546f0..1f632157 100644
--- a/examples/StringExample/StringExample.ino
+++ b/examples/StringExample/StringExample.ino
@@ -68,4 +68,4 @@ void loop() {
 // The book "Mastering ArduinoJson" contains a quick C++ course that explains
 // how your microcontroller stores strings in memory. On several occasions, it
 // shows how you can avoid String in your program.
-// Please check it out at: https://leanpub.com/arduinojson/
\ No newline at end of file
+// Please check it out at: https://arduinojson.org/book/
\ No newline at end of file