diff --git a/salt/grains/core.py b/salt/grains/core.py

index b0ba3ed055..70fd9fb3b2 100644

--- a/salt/grains/core.py

+++ b/salt/grains/core.py

@@ -1936,6 +1936,8 @@ def os_data():

                         cpe = _parse_cpe_name(os_release["CPE_NAME"])

                         if not cpe:

                             log.error("Broken CPE_NAME format in /etc/os-release!")

+                        elif cpe.get('vendor', '').lower() == 'alt':

+                            grains['os'] = 'ALT'

                         elif cpe.get("vendor", "").lower() in ["suse", "opensuse"]:

                             grains["os"] = "SUSE"

                             # openSUSE `osfullname` grain normalization