diff --git a/kitty/fonts/box_drawing.py b/kitty/fonts/box_drawing.py
index 5393dba74..6d5789a9c 100644
--- a/kitty/fonts/box_drawing.py
+++ b/kitty/fonts/box_drawing.py
@@ -955,10 +955,9 @@ for i in range(256):
 
 c = 0x1fb00
 for i in range(1, 63):
-    if i in (21, 42):
-        continue
-    box_chars[chr(c)] = [p(sextant, which=i)]
-    c += 1
+    if i not in (21, 42):
+        box_chars[chr(c)] = [p(sextant, which=i)]
+        c += 1
 
 for i in range(1, 7):
     box_chars[chr(0x1fb6f + i)] = [p(eight_bar, which=i)]