diff --git a/Blocks.md b/Blocks.md
index 002b06d..4814975 100644
--- a/Blocks.md
+++ b/Blocks.md
@@ -18,6 +18,7 @@
 * Stone Pressure Plate (off)
 * Object Detector (off)
 * Button (off) [only 0.41 Dev]
+* Lightstone (off) [only 0.41 Dev]
 
 ## Technical
 * [Mesecon (on)](https://github.com/Jeija/minetest-mod-mesecons/wiki/Mesecon)
@@ -31,4 +32,5 @@
 * Wood Pressure Plate (on)
 * Stone Pressure Plate (on)
 * Object Detector (on)
-* Button (on) [only 0.41 Dev]
\ No newline at end of file
+* Button (on) [only 0.41 Dev]
+* Lightstone (on) [only 0.41 Dev]
\ No newline at end of file