diff --git a/boards.txt b/boards.txt
index 1344fbb5c..2dca91576 100644
--- a/boards.txt
+++ b/boards.txt
@@ -1,4 +1,4 @@
-# See: http://code.google.com/p/arduino/wiki/Platforms
+# See: https://arduino.github.io/arduino-cli/latest/platform-specification/
 
 menu.cpu=Processor
 
diff --git a/platform.txt b/platform.txt
index 8f46fbcff..bb76b804b 100644
--- a/platform.txt
+++ b/platform.txt
@@ -3,7 +3,7 @@
 # ------------------------------
 #
 # For more info:
-# https://github.com/arduino/Arduino/wiki/Arduino-IDE-1.5-3rd-party-Hardware-specification
+# https://arduino.github.io/arduino-cli/latest/platform-specification/
 
 name=Arduino AVR Boards
 version=1.8.3