update TODO
diff --git a/TODO.md b/TODO.md
index 491fbd2..1adb737 100644
--- a/TODO.md
+++ b/TODO.md
@@ -54,7 +54,7 @@
 * add custom compression function support
 * `zip_fseek()`
 * `zip_source_zip()`: allow rewinding
-* allow aborting `zip_close()` via progress callback (or otherwise)
+* add `zip_abort()` to allow aborting `zip_close()` (can be called from progress callback)
 * zipcmp: add option for file content comparison
 * zipcmp: compare bit flags if paranoid
 * zipcmp: compare external attributes/opsys if paranoid