diff --git a/dryplants/init.lua b/dryplants/init.lua
index 5b808c0..2aec66c 100644
--- a/dryplants/init.lua
+++ b/dryplants/init.lua
@@ -1,6 +1,8 @@
 -- support for i18n
 local S = minetest.get_translator("dryplants")
 
+abstract_dryplants = {}
+
 dofile(minetest.get_modpath("dryplants").."/crafting.lua")
 dofile(minetest.get_modpath("dryplants").."/reed.lua")
 
diff --git a/dryplants/reedmace.lua b/dryplants/reedmace.lua
index d4771ee..6ecdbde 100644
--- a/dryplants/reedmace.lua
+++ b/dryplants/reedmace.lua
@@ -71,6 +71,8 @@ local function grow_reedmace_water(pos)
 	end
 end
 
+abstract_dryplants.grow_reedmace = grow_reedmace -- compatibility
+
 -----------------------------------------------------------------------------------------------
 -- REEDMACE SPIKES
 -----------------------------------------------------------------------------------------------