diff --git a/TODO b/TODO
index 47ccbc3..7af0e14 100644
--- a/TODO
+++ b/TODO
@@ -11,7 +11,6 @@ Too difficult/complicated to implement:
 Not enough motivated/Lazy
  - argument auto-completion
  - use absolute positioning for long whitespace
- - color invert
  - detect duplicate base fonts when embedding
  - disable selection if we know unicode is wrong
  - check if we can add information to the font, and let browsers show ligatures automatically
@@ -21,7 +20,7 @@ Not enough motivated/Lazy
  - merge sub/sup into one line
  - precise link dest: zoom
  - multiple charcode mapped to a same glyph
- - don't dump image when there is nothing
+ - don't dump image when it is empty
  - minimum line width of css drawing
  - ajax in pdf2htmlEX for separated pages
  - separate classes for annotations (such that we don't have to hide all css drawings for printing)