diff --git a/src/system/its.1648 b/src/system/its.1648
index b1b85629..466a90b9 100644
--- a/src/system/its.1648
+++ b/src/system/its.1648
@@ -21144,11 +21144,11 @@ IFN TEN11P,[
 	 MOVEI TT,0
 	DPB TT,[.T11CP+EXEUMP]
 	SETOM T11MP+<T11CPA&777777>_-10.	;DONT USE MAP PAGE AS 10-11 PAGE
-;IFN PDP6P,[		;THESE ARE IN SEPARATE MOBIES NOW
-;	MOVE TT,[-LPDP6M,,<PDP6BM&777777>_-10.]
-;	SETOM T11MP(TT)	;CONFLICTS WITH PDP-6 MEM
-;	AOBJN TT,.-1
-;]
+IFE <1-PDP6P>\<<T11CPA_-18.>-<PDP6BM_-18.>>,[	;THESE MAY NOT BE IN SEPARATE MOBIES NOW
+	MOVE TT,[-LPDP6M,,<PDP6BM&777777>_-10.]
+	SETOM T11MP(TT)	;CONFLICTS WITH PDP-6 MEM
+	AOBJN TT,.-1
+]
 ;IFG TSYSM-256.,[
 ;	MOVSI TT,-TSYSM+256.
 ;	SETOM T11MP(TT)	;CONFLICT PAGES