diff --git a/code/modules/modular_computers/file_system/programs/ntmessenger.dm b/code/modules/modular_computers/file_system/programs/ntmessenger.dm
index 90743a6e490..3d6eb7b6310 100644
--- a/code/modules/modular_computers/file_system/programs/ntmessenger.dm
+++ b/code/modules/modular_computers/file_system/programs/ntmessenger.dm
@@ -133,6 +133,9 @@
 			if(!sending_and_receiving)
 				to_chat(usr, span_notice("ERROR: Device has sending disabled."))
 				return
+			if(!spam_mode)
+				to_chat(usr, span_notice("ERROR: Device does not have mass-messaging perms."))
+				return
 
 			var/list/targets = list()