diff --git a/kitty/fonts.c b/kitty/fonts.c
index 6a125561b..485edf449 100644
--- a/kitty/fonts.c
+++ b/kitty/fonts.c
@@ -552,6 +552,7 @@ next_group(Font *font, unsigned int *num_group_cells, unsigned int *num_group_gl
             break;
     }
 #undef G
+#undef LIMIT
     return glyphs_in_group[0];
 }