diff --git a/src/sysen2/demstr.49 b/src/sysen2/demstr.50
similarity index 94%
rename from src/sysen2/demstr.49
rename to src/sysen2/demstr.50
index 1b248058..6a6343e2 100755
--- a/src/sysen2/demstr.49
+++ b/src/sysen2/demstr.50
@@ -22,7 +22,7 @@ START:	.DEMON		; I HAVE ARRIVED
 	DEMSIG	EGG,-1,10.		; PFTHMG DRAGON
 	DEMSIG	PAPSAV,0,10.		; SPYER ON T00; SWG 3/31/81
 	DEMSIG	UNSPOO,0,10.		; PRINTER UNSPOOLER
-;	DEMSIG	SURVEY,10.,15.		; ARPANET HOST SURVEY; SWG
+	DEMSIG	SURVEY,10.,15.		; ARPANET HOST SURVEY; SWG
 	DEMSIG	COMSAT,0,10.		; MAIL DEMON; SWG 1/26/83
 	DEMSIG	ZONE,0,60.		; MUDDLE COMPILE BATCHER
 	DEMSIG	BATCHN,0,60.		; NEW BATCH MONITOR; SWG