diff --git a/display/type340.c b/display/type340.c
index a58e9299..89fd5085 100644
--- a/display/type340.c
+++ b/display/type340.c
@@ -566,7 +566,7 @@ ipoint(int i, int n, unsigned char byte)
  */
 static const unsigned char chars[128][5] = {
     { 0070, 0124, 0154, 0124, 0070 },   /* 00 blob */
-    { 0176, 0240, 0240, 0240, 0176 },   /* 01 A */
+    { 0176, 0220, 0220, 0220, 0176 },   /* 01 A */
     { 0376, 0222, 0222, 0222, 0154 },   /* 02 B */
     { 0174, 0202, 0202, 0202, 0104 },   /* 03 C */
     { 0376, 0202, 0202, 0202, 0174 },   /* 04 D */
@@ -578,7 +578,7 @@ static const unsigned char chars[128][5] = {
     { 0004, 0002, 0002, 0002, 0374 },   /* 12 J */
     { 0376, 0020, 0050, 0104, 0202 },   /* 13 K */
     { 0376, 0002, 0002, 0002, 0002 },   /* 14 L */
-    { 0374, 0100, 0040, 0100, 0374 },   /* 15 M */
+    { 0376, 0100, 0040, 0100, 0376 },   /* 15 M */
     { 0376, 0100, 0040, 0020, 0376 },   /* 16 N */
     { 0174, 0202, 0202, 0202, 0174 },   /* 17 O */
     { 0376, 0220, 0220, 0220, 0140 },   /* 20 P */