diff --git a/code/modules/research/techweb/_techweb.dm b/code/modules/research/techweb/_techweb.dm
index a4be5367abb..1ffae0a48dd 100644
--- a/code/modules/research/techweb/_techweb.dm
+++ b/code/modules/research/techweb/_techweb.dm
@@ -146,7 +146,7 @@
 /datum/techweb/proc/copy_research_to(datum/techweb/receiver) //Adds any missing research to theirs.
 	for(var/i in receiver.hidden_nodes)
 		CHECK_TICK
-		if(available_nodes[i] || researched_nodes[i] || visible_nodes[i])
+		if(get_available_nodes()[i] || get_researched_nodes()[i] || get_visible_nodes()[i])
 			receiver.hidden_nodes -= i //We can see it so let them see it too.
 	for(var/i in researched_nodes)
 		CHECK_TICK