diff --git a/xwords4/dawg/English/info.txt b/xwords4/dawg/English/info.txt
index a7a857f0c..ca95195f9 100644
--- a/xwords4/dawg/English/info.txt
+++ b/xwords4/dawg/English/info.txt
@@ -39,34 +39,40 @@ LANGINFO: will simply be excluded from the dictionary.</p>
 # English==1.  Low byte is padding
 XLOC_HEADER:0x8100
 
+# COUNT_SIZES: Columns 2-n in the BEGIN_TILES section are for boards
+# of what sizes? 15 is the default, and COUNT_SIZES is not needed if
+# there's only one sizes column and it's for a 15x15 board. Having
+# only one column that's for other than 15 is an error.
+COUNT_SIZES: 15 21
+
 <BEGIN_TILES>
-{"_"}		0		 2
-'A|a'		1		 9
-'B|b'		3		 2
-'C|c'		3		 2
-'D|d'		2		 4
-'E|e'		1		 12
-'F|f'		4		 2
-'G|g'		2		 3
-'H|h'		4		 2
-'I|i'		1		 9
-'J|j'		8		 1
-'K|k'		5		 1
-'L|l'		1		 4
-'M|m'		3		 2
-'N|n'		1		 6
-'O|o'		1		 8
-'P|p'		3		 2
-'Q|q'		10		 1
-'R|r'		1		 6
-'S|s'		1		 4
-'T|t'		1		 6
-'U|u'		1		 4
-'V|v'		4		 2
-'W|w'		4		 2
-'X|x'		8		 1
-'Y|y'		4		 2
-'Z|z'		10		 1
+{"_"}		0		 2		4
+'A|a'		1		 9		16
+'B|b'		3		 2		4
+'C|c'		3		 2		6
+'D|d'		2		 4		8
+'E|e'		1		 12		24
+'F|f'		4		 2		4
+'G|g'		2		 3		5
+'H|h'		4		 2		5
+'I|i'		1		 9		13
+'J|j'		8		 1		2
+'K|k'		5		 1		2
+'L|l'		1		 4		7
+'M|m'		3		 2		6
+'N|n'		1		 6		13
+'O|o'		1		 8		15
+'P|p'		3		 2		4
+'Q|q'		10		 1		2
+'R|r'		1		 6		13
+'S|s'		1		 4		10
+'T|t'		1		 6		15
+'U|u'		1		 4		7
+'V|v'		4		 2		3
+'W|w'		4		 2		4
+'X|x'		8		 1		2
+'Y|y'		4		 2		4
+'Z|z'		10		 1		2
 <END_TILES>
 
 # should ignore all after the <END> above