diff --git a/code/modules/assembly/signaler.dm b/code/modules/assembly/signaler.dm
index d46487da15b..7577a7a025c 100644
--- a/code/modules/assembly/signaler.dm
+++ b/code/modules/assembly/signaler.dm
@@ -134,7 +134,8 @@ Code:
 	if(signal.encryption != code)	return 0
 	if(!(src.wires & WIRE_RADIO_RECEIVE))	return 0
 	pulse(1)
-	src.loc.audible_message("\icon[src] *beep* *beep*", null, 1)
+	if(src.loc)
+		src.loc.audible_message("\icon[src] *beep* *beep*", null, 1)
 	return