diff --git a/hhe/gen-string-tables b/hhe/gen-string-tables
index 5d685f5..1132034 100755
--- a/hhe/gen-string-tables
+++ b/hhe/gen-string-tables
@@ -72,7 +72,7 @@ def print_unsupported_strings(name, strings)
 
 	numbers = 0
 
-	for offset in unsupported_offsets.sort
+	for offset in unsupported_offsets.sort + [ -1 ]
 		if numbers == 0
 			print "    "
 		else
diff --git a/hhe/strings.c b/hhe/strings.c
index 338db76..a99c103 100644
--- a/hhe/strings.c
+++ b/hhe/strings.c
@@ -524,6 +524,7 @@ static int unsupported_strings_1_0[] = {
     14432, 14440, 14444, 14472, 14496, 14516, 14536, 14548,
     14560, 14572, 14580, 14588, 14596, 14604, 14612, 14620,
     14636, 14660, 14704, 14740, 14748, 14756, 14760, 14768,
+       -1,
 };
 
 static int unsupported_strings_1_2[] = {
@@ -565,7 +566,7 @@ static int unsupported_strings_1_2[] = {
     15628, 15632, 15644, 15652, 15656, 15680, 15688, 15692,
     15704, 15712, 15724, 15764, 15772, 15776, 15804, 15828,
     15848, 15868, 15880, 15892, 15904, 15912, 15920, 15928,
-    15936,
+    15936,    -1,
 };
 
 static int unsupported_strings_1_3[] = {
@@ -607,6 +608,6 @@ static int unsupported_strings_1_3[] = {
     15628, 15632, 15644, 15652, 15656, 15680, 15688, 15692,
     15704, 15712, 15724, 15764, 15772, 15776, 15804, 15828,
     15848, 15868, 15880, 15892, 15904, 15912, 15920, 15928,
-    15936,
+    15936,    -1,
 };