diff --git a/README.md b/README.md
index 533a31d..ca38449 100644
--- a/README.md
+++ b/README.md
@@ -8,6 +8,7 @@ Tiny Waybar module to check Arch Linux updates from official repositories and AU
 - Sends notifications about updates.
 - Supports GNU gettext localization (contribute new po-files!)
 - Checks updates from AUR using Aurweb RPC, so works independently.
+- Can check for development packages upstream changes (see -d [options](#command-line-options))
 - Shows updates in the tooltip.
 - Supports two states: `pending-updates` and `updated` to use different icons or hide module.
 - Uses infinite loop to supply Waybar JSON updates.
@@ -25,6 +26,7 @@ Tiny Waybar module to check Arch Linux updates from official repositories and AU
 - curl
 - jq
 - libnotify
+- git (if using --devel [option](#command-line-options))
 
 ## Usage
 
@@ -79,6 +81,7 @@ The following options are available:
 - `-i, --interval`: Interval between checks (default: 6 seconds)
 - `-c, --cycles`: Cycles between online checks (e.g. 6s * 600 cycles = 3600s = 1h between online checks) (default: 600 cycles)
 - `-l, --packages-limit`: Maximum number of packages to be shown in notifications and tooltip (default: 10)
+- `-d, --devel`: Also check for development packages upstream changes (default:disabled)
 
 
 ## Localization