diff --git a/util/ass/ass00.c b/util/ass/ass00.c
index db3d07ba0..ad4e873b9 100644
--- a/util/ass/ass00.c
+++ b/util/ass/ass00.c
@@ -20,7 +20,7 @@ main(argc, argv)
 	char    **argv;
 {
 	/*
-	 * Usage: ass [-[d][p][m][u]] [-s(s/m/l)] [ [file] [flag] ] ...
+	 * Usage: ass [-[d][p][m][u]] [-s(s/m/l/x)] [ [file] [flag] ] ...
 	 *   The d flag can be repeated several times, resulting in more
 	 *        debugging information.
 	 */
@@ -76,7 +76,7 @@ getcore() {
 getsizes(str) char *str; {
 
 	/*
-	 * accepts -ss (small), -sm (medium), -sl (large), -sg (giant)
+	 * accepts -ss (small), -sm (medium), -sl (large), -sx (extra large)
 	 */
 
 	switch(LC(*str)) {
@@ -84,7 +84,7 @@ getsizes(str) char *str; {
 	case 's':       oursize = &sizes[0]; break;
 	case 'm':       oursize = &sizes[1]; break;
 	case 'l':       oursize = &sizes[2]; break;
-	case 'g':	oursize = &sizes[3]; break;
+	case 'x':	oursize = &sizes[3]; break;
 	}
 }
 
diff --git a/util/ass/assda.c b/util/ass/assda.c
index d757608f4..730afa7fb 100644
--- a/util/ass/assda.c
+++ b/util/ass/assda.c
@@ -129,9 +129,9 @@ char    *eout           =  "e.out";
 arch_t  archhdr;
 siz_t  sizes[NDEFAULT] = {
 /*   mlab, glab,mproc,xproc, proc */
-    { 151,   29,   31,   73,  130 },
-    { 307,  127,  151,  401,  460 },
-    { 601,  251,  151,  401,  600 },
-    {1601, 1601, 1601, 1601, 2000 }
+    { 151,   29,   31,   73,  130 },	/* small */
+    { 307,  127,  151,  401,  460 },	/* medium */
+    { 601,  251,  151,  401,  600 },	/* large */
+    {1601, 1601, 1601, 1601, 2000 }	/* extra large */
 };
-siz_t  *oursize        =  &sizes[1] ;  /* point to selected sizes */
+siz_t  *oursize        =  &sizes[2] ;  /* point to selected sizes */
diff --git a/util/ass/em_ass.6 b/util/ass/em_ass.6
index 1f8fdeb56..ced7f15ad 100644
--- a/util/ass/em_ass.6
+++ b/util/ass/em_ass.6
@@ -9,9 +9,9 @@ em_ass \- EM assembler/loader
 Em_ass assembles and links EM modules.
 Arguments may be flags, EM modules or libraries.
 Flags recognized are:
-.IP "-ss, -sm, -sl"
-Indicate that your program is small, medium or large.
-Medium is the default.
+.IP "-ss, -sm, -sl, -sx"
+Indicate that your program is small, medium, large, or extra large.
+Large is the default.
 .IP -p
 List all procedure names together with base-address (decimal and octal),
 procedure number and module of definition.
@@ -59,7 +59,7 @@ Various diagnostics may be produced. In the case of compiler
 produced code the only messages to expect are "Out of memory"
 or of the
 form: Overflow in XXXX. The latter can usually be cured by giving
-a -sl flag,
+a -sx flag,
 the former means your program is too big, dimishing
 the size of very large procedures can sometimes help.
 The most likely errors, however, are unresolved references,