diff --git a/install/install.py b/install/install.py
index 14e8309a2..cee5067f8 100644
--- a/install/install.py
+++ b/install/install.py
@@ -34,6 +34,7 @@ centos = install_utils.centos
 ubuntu = install_utils.ubuntu
 cent8 = install_utils.cent8
 openeuler = install_utils.openeuler
+debian12 = install_utils.debian12
 cent9 = 4  # Not in install_utils yet
 CloudLinux8 = 0  # Not in install_utils yet
 
@@ -72,6 +73,10 @@ class preFlightsChecks:
     def is_centos_family(self):
         """Check if distro is CentOS, CentOS 8, or OpenEuler"""
         return self.distro in [centos, cent8, openeuler]
+
+    def is_debian_family(self):
+        """Check if distro is Ubuntu or Debian 12"""
+        return self.distro in [ubuntu, debian12]
     
     def manage_service(self, service_name, action="start"):
         """Unified service management"""
@@ -469,6 +474,15 @@ class preFlightsChecks:
                 logging.InstallLog.writeToFile("[ERROR] Exception during CyberPanel install")
                 preFlightsChecks.stdOut("[ERROR] Exception during CyberPanel install")
                 os._exit(os.EX_SOFTWARE)
+        elif self.distro == debian12:
+            try:
+                # Use the official LiteSpeed repository setup method for Debian 12
+                command = "bash -c 'wget -O - https://repo.litespeed.sh | bash'"
+                preFlightsChecks.call(command, self.distro, command, command, 1, 1, os.EX_OSERR)
+            except:
+                logging.InstallLog.writeToFile("[ERROR] Exception during CyberPanel install - Debian 12 repository setup")
+                preFlightsChecks.stdOut("[ERROR] Exception during CyberPanel install - Debian 12 repository setup")
+                os._exit(os.EX_SOFTWARE)
 
         elif self.distro == centos:
             command = 'rpm -ivh http://rpms.litespeedtech.com/centos/litespeed-repo-1.2-1.el7.noarch.rpm'
diff --git a/install/installCyberPanel.py b/install/installCyberPanel.py
index 620c641a8..44be2f9ec 100644
--- a/install/installCyberPanel.py
+++ b/install/installCyberPanel.py
@@ -17,6 +17,7 @@ centos = install_utils.centos
 ubuntu = install_utils.ubuntu
 cent8 = install_utils.cent8
 openeuler = install_utils.openeuler
+debian12 = install_utils.debian12
 
 
 def get_Ubuntu_release():
diff --git a/install/install_utils.py b/install/install_utils.py
index 0350cf8bc..35a77b6fc 100644
--- a/install/install_utils.py
+++ b/install/install_utils.py
@@ -269,13 +269,14 @@ ubuntu = 0
 centos = 1
 cent8 = 2
 openeuler = 3
+debian12 = 4
 
 
 def get_distro():
     """
     Detect Linux distribution
 
-    Returns: Distribution constant (ubuntu, centos, cent8, or openeuler)
+    Returns: Distribution constant (ubuntu, centos, cent8, openeuler, or debian12)
     """
     distro = -1
     distro_file = ""
@@ -291,9 +292,16 @@ def get_distro():
                         distro = ubuntu
                         break
         else:
-            # Pure Debian system
-            distro = ubuntu  # Treat Debian same as Ubuntu for package management
+            # Pure Debian system - check version
             distro_file = "/etc/debian_version"
+            with open(distro_file) as f:
+                debian_version = f.read().strip()
+                # Check specific Debian versions
+                if debian_version.startswith('bookworm') or '12' in debian_version:
+                    distro = debian12
+                else:
+                    # For other Debian versions, treat same as Ubuntu for compatibility
+                    distro = ubuntu
 
     elif exists("/etc/lsb-release"):
         distro_file = "/etc/lsb-release"
@@ -379,7 +387,7 @@ def get_package_install_command(distro, package_name, options=""):
     Returns:
         tuple: (command, shell) where shell indicates if shell=True is needed
     """
-    if distro == ubuntu:
+    if distro == ubuntu or distro == debian12:
         # Map packages for Debian compatibility
         package_name = map_debian_packages(package_name)
         command = f"DEBIAN_FRONTEND=noninteractive apt-get -y install {package_name} {options}"
@@ -405,7 +413,7 @@ def get_package_remove_command(distro, package_name):
     Returns:
         tuple: (command, shell) where shell indicates if shell=True is needed
     """
-    if distro == ubuntu:
+    if distro == ubuntu or distro == debian12:
         command = f"DEBIAN_FRONTEND=noninteractive apt-get -y remove {package_name}"
         shell = True
     elif distro == centos:
@@ -429,7 +437,7 @@ def resFailed(distro, res):
     Returns:
         bool: True if failed, False if successful
     """
-    if distro == ubuntu and res != 0:
+    if (distro == ubuntu or distro == debian12) and res != 0:
         return True
     elif distro == centos and res != 0:
         return True