diff --git a/witches.lua b/witches.lua
index 7c780b3..79c83a8 100644
--- a/witches.lua
+++ b/witches.lua
@@ -57,9 +57,11 @@ witches.witch_types = {
           local pos = self.object:get_pos()
           if pos then
             pos.y = pos.y+1
-            local pos1 = minetest.find_node_near(pos, 3, "air")        
-            minetest.set_node(pos1, {name = "fireflies:firefly"})
-            --print("setting firefly"..minetest.pos_to_string(pos1))
+            local pos1 = minetest.find_node_near(pos, 3, "air")
+            if pos1 then        
+              minetest.set_node(pos1, {name = "fireflies:firefly"})
+              --print("setting firefly"..minetest.pos_to_string(pos1))
+            end
           end
         end
       end,