diff --git a/bedstead.c b/bedstead.c
index 70ea765..b8554f0 100644
--- a/bedstead.c
+++ b/bedstead.c
@@ -780,10 +780,10 @@ static struct glyph {
  {{016,021,021,021,021,012,033,000,000}, 0x03a9 }, /* Omega */
  {{012,000,016,004,004,004,016,000,000}, 0x03aa, "Iotadieresis" },
  {{012,000,021,012,004,004,004,000,000}, 0x03ab, "Upsilondieresis" },
- {{004,010,015,022,022,022,015,000,000}, 0x03ac, "alphatonos" },
- {{002,004,017,020,016,020,017,000,000}, 0x03ad, "epsilontonos" },
- {{002,004,036,021,021,021,021,001,001}, 0x03ae, "etatonos" },
- {{002,004,000,014,004,004,002,000,000}, 0x03af, "iotatonos" },
+ {{004,000,015,022,022,022,015,000,000}, 0x03ac, "alphatonos" },
+ {{004,000,017,020,016,020,017,000,000}, 0x03ad, "epsilontonos" },
+ {{004,000,036,021,021,021,021,001,001}, 0x03ae, "etatonos" },
+ {{004,000,014,004,004,004,002,000,000}, 0x03af, "iotatonos" },
  {{004,025,000,022,021,021,016,000,000}, 0x03b0, "upsilondieresistonos" },
  {{000,000,015,022,022,022,015,000,000}, 0x03b1, "alpha" },
  {{016,021,021,036,021,021,036,020,020}, 0x03b2, "beta" },
@@ -812,9 +812,9 @@ static struct glyph {
  {{000,000,012,021,025,025,012,000,000}, 0x03c9, "omega" },
  {{012,000,014,004,004,004,002,000,000}, 0x03ca, "iotadieresis" },
  {{012,000,022,021,021,021,016,000,000}, 0x03cb, "upsilondieresis" },
- {{002,004,016,021,021,021,016,000,000}, 0x03cc, "omicrontonos" },
- {{002,004,000,022,021,021,016,000,000}, 0x03cd, "upsilontonos" },
- {{002,004,000,012,021,025,012,000,000}, 0x03ce, "omegatonos" },
+ {{004,000,016,021,021,021,016,000,000}, 0x03cc, "omicrontonos" },
+ {{004,000,022,021,021,021,016,000,000}, 0x03cd, "upsilontonos" },
+ {{004,000,012,021,025,025,012,000,000}, 0x03ce, "omegatonos" },
  {{004,004,016,025,025,025,016,004,004}, 0x03d5, "phi1" },
 
  /* Cyrillic */