diff --git a/README.md b/README.md
index 7391864..8d4e9e9 100644
--- a/README.md
+++ b/README.md
@@ -213,6 +213,7 @@ install-php-extensions @fix_letsencrypt
 | inotify | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
 | interbase | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |  |  |  |
 | intl | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
+| ion |  |  |  |  |  |  |  |  | ✓ |
 | ioncube_loader | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |  |  |
 | jsmin | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |  |  |
 | json_post | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
@@ -299,7 +300,7 @@ install-php-extensions @fix_letsencrypt
 | zookeeper | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
 | zstd | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
 
-*Number of supported extensions: 121*
+*Number of supported extensions: 122*
 <!-- END OF EXTENSIONS TABLE -->
 
 PS: the pre-installed PHP extensions are excluded from this list.