diff --git a/README.md b/README.md
index 1f1111bde..1a7922c36 100644
--- a/README.md
+++ b/README.md
@@ -7,7 +7,7 @@
 **Web Hosting Control Panel powered by OpenLiteSpeed**
 Fast • Secure • Scalable — Simplify hosting management with style.
 
-**Version**: 2.5.5-dev • **Updated**: November 15, 2025
+**Version**: 2.5.5-dev • **Updated**: January 15, 2026
 
 [![GitHub](https://img.shields.io/badge/GitHub-Repo-000?style=flat-square\&logo=github)](https://github.com/usmannasir/cyberpanel)
 [![Docs](https://img.shields.io/badge/Docs-Read-green?style=flat-square\&logo=gitbook)](https://cyberpanel.net/KnowledgeBase/)
@@ -112,6 +112,30 @@ sh <(curl -s https://raw.githubusercontent.com/usmannasir/cyberpanel/stable/preU
 
 ---
 
+## Upgrade to v2.5.5-dev (non-interactive)
+
+Upgrade to v2.5.5-dev without branch or MariaDB prompts:
+
+```bash
+# Upgrade to v2.5.5-dev without prompts
+sh <(curl -s https://raw.githubusercontent.com/master3395/cyberpanel/v2.5.5-dev/preUpgrade.sh || wget -O - https://raw.githubusercontent.com/master3395/cyberpanel/v2.5.5-dev/preUpgrade.sh) -b v2.5.5-dev
+
+# With MariaDB 10.11 (non-interactive)
+sh <(curl -s https://raw.githubusercontent.com/master3395/cyberpanel/v2.5.5-dev/preUpgrade.sh || wget -O - https://raw.githubusercontent.com/master3395/cyberpanel/v2.5.5-dev/preUpgrade.sh) -b v2.5.5-dev --mariadb
+
+# Or use --mariadb-version for other versions
+sh <(curl -s https://raw.githubusercontent.com/master3395/cyberpanel/v2.5.5-dev/preUpgrade.sh || wget -O - https://raw.githubusercontent.com/master3395/cyberpanel/v2.5.5-dev/preUpgrade.sh) -b v2.5.5-dev --mariadb-version 10.11
+sh <(curl -s https://raw.githubusercontent.com/master3395/cyberpanel/v2.5.5-dev/preUpgrade.sh || wget -O - https://raw.githubusercontent.com/master3395/cyberpanel/v2.5.5-dev/preUpgrade.sh) -b v2.5.5-dev --mariadb-version 11.8
+```
+
+**Full non-interactive command** (v2.5.5-dev + MariaDB 10.11):
+
+```bash
+sh <(curl -s https://raw.githubusercontent.com/master3395/cyberpanel/v2.5.5-dev/preUpgrade.sh || wget -O - https://raw.githubusercontent.com/master3395/cyberpanel/v2.5.5-dev/preUpgrade.sh) -b v2.5.5-dev --mariadb
+```
+
+---
+
 ## Troubleshooting (common)
 
 **Command not found** — install curl/wget/git/python3
diff --git a/cyberpanel_upgrade.sh b/cyberpanel_upgrade.sh
index 318b4aad7..7ba04b661 100644
--- a/cyberpanel_upgrade.sh
+++ b/cyberpanel_upgrade.sh
@@ -367,7 +367,11 @@ if [[ "$*" = *"--no-system-update"* ]]; then
   echo -e "\nUsing --no-system-update: skipping full system package update.\n"
 fi
 # Parse --mariadb-version 10.11|11.8|12.1 (default 11.8)
-if [[ "$*" = *"--mariadb-version "* ]]; then
+# --mariadb is shorthand for --mariadb-version 10.11 (MariaDB default, matches 10.11.x-MariaDB Server)
+if [[ "$*" = *"--mariadb"* ]] && [[ "$*" != *"--mariadb-version "* ]]; then
+  MARIADB_VER="10.11"
+  echo -e "\nUsing --mariadb: MariaDB 10.11 selected (non-interactive).\n"
+elif [[ "$*" = *"--mariadb-version "* ]]; then
   MARIADB_VER=$(echo "$*" | sed -n 's/.*--mariadb-version \([^ ]*\).*/\1/p' | head -1)
   MARIADB_VER="${MARIADB_VER:-11.8}"
 fi
@@ -1768,8 +1772,8 @@ if [[ "$*" != *"--branch "* ]] && [[ "$*" != *"-b "* ]] ; then
   Pre_Upgrade_Branch_Input
 fi
 
-# Prompt for MariaDB version if not set via --mariadb-version (default 11.8). Options: 10.11, 11.8, 12.1.
-if [[ "$*" != *"--mariadb-version "* ]]; then
+# Prompt for MariaDB version if not set via --mariadb or --mariadb-version (default 11.8). Options: 10.11, 11.8, 12.1.
+if [[ "$*" != *"--mariadb"* ]] && [[ "$*" != *"--mariadb-version "* ]]; then
   echo -e "\nMariaDB version: \e[31m10.11\e[39m, \e[31m11.8\e[39m LTS (default) or \e[31m12.1\e[39m. You can switch later by re-running with --mariadb-version 10.11, 11.8 or 12.1."
   echo -e "Press Enter for 11.8 LTS, or type \e[31m10.11\e[39m or \e[31m12.1\e[39m (5 sec timeout): "
   read -r -t 5 Tmp_MariaDB_Ver || true
diff --git a/preUpgrade.sh b/preUpgrade.sh
index 043e45cba..2e1ea4962 100644
--- a/preUpgrade.sh
+++ b/preUpgrade.sh
@@ -2,10 +2,19 @@
 
 # Check for branch parameter
 BRANCH_NAME=""
-if [ "$1" = "-b" ] || [ "$1" = "--branch" ]; then
-    BRANCH_NAME="$2"
-    shift 2
-fi
+EXTRA_ARGS=""
+while [ $# -gt 0 ]; do
+    case "$1" in
+        -b|--branch)
+            BRANCH_NAME="$2"
+            shift 2
+            ;;
+        *)
+            EXTRA_ARGS="$EXTRA_ARGS $1"
+            shift
+            ;;
+    esac
+done
 
 # If no branch specified, get stable version
 if [ -z "$BRANCH_NAME" ]; then
@@ -17,4 +26,5 @@ echo "Upgrading CyberPanel from branch: $BRANCH_NAME"
 rm -f /usr/local/cyberpanel_upgrade.sh
 wget -O /usr/local/cyberpanel_upgrade.sh https://raw.githubusercontent.com/master3395/cyberpanel/$BRANCH_NAME/cyberpanel_upgrade.sh 2>/dev/null
 chmod 700 /usr/local/cyberpanel_upgrade.sh
-/usr/local/cyberpanel_upgrade.sh $@
+# Pass -b so upgrade script skips branch prompt and uses our branch
+/usr/local/cyberpanel_upgrade.sh -b "$BRANCH_NAME" $EXTRA_ARGS