diff --git a/rom.py b/rom.py
index 28e9c30..f2c0eb7 100644
--- a/rom.py
+++ b/rom.py
@@ -25,6 +25,8 @@ segment_font = {
     "D": 0b01011110,
     "E": 0b01111001,
     "F": 0b01110001,
+    "f": 0b01110001,
+    "o": 0b01011100,
     "t": 0b01111000,
 }