diff --git a/code/modules/jobs/access.dm b/code/modules/jobs/access.dm
index 766c9e2f340..4895e7e2f1e 100644
--- a/code/modules/jobs/access.dm
+++ b/code/modules/jobs/access.dm
@@ -6,6 +6,8 @@
 	//check if it doesn't require any access at all
 	if(check_access(null))
 		return TRUE
+	if(!istype(accessor)) //likely a TK user.
+		return FALSE
 	if(issilicon(accessor))
 		if(ispAI(accessor))
 			return FALSE