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