diff --git a/code/modules/research/techweb/_techweb.dm b/code/modules/research/techweb/_techweb.dm
index 3c1ba05267..35871e0cb3 100644
--- a/code/modules/research/techweb/_techweb.dm
+++ b/code/modules/research/techweb/_techweb.dm
@@ -142,7 +142,7 @@
 	if(unlock_hidden)
 		for(var/i in receiver.hidden_nodes)
 			CHECK_TICK
-			if(!hidden_nodes[i])
+			if(available_nodes[i] || researched_nodes[i] || 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