diff --git a/init.lua b/init.lua
index d46b4d6..7f15158 100644
--- a/init.lua
+++ b/init.lua
@@ -280,7 +280,7 @@ minetest.register_node("snow:moss", {
 		type = "wallmounted",
 	},
 	is_ground_content = true,
-	groups = {crumbly=3},
+	groups = {crumbly=3, flammable=2},
 })
 
 minetest.register_craft({