diff --git a/pkg/fanal/types/artifact.go b/pkg/fanal/types/artifact.go
index b25aaa954188..d732e34172af 100644
--- a/pkg/fanal/types/artifact.go
+++ b/pkg/fanal/types/artifact.go
@@ -19,6 +19,13 @@ func (o *OS) Detected() bool {
 	return o.Family != ""
 }
 
+// Normalize normalizes OS family names for backward compatibility
+func (o *OS) Normalize() {
+	if alias, ok := OSTypeAliases[o.Family]; ok {
+		o.Family = alias
+	}
+}
+
 // Merge merges OS version and enhanced security maintenance programs
 func (o *OS) Merge(newOS OS) {
 	if lo.IsEmpty(newOS) {
@@ -45,6 +52,7 @@ func (o *OS) Merge(newOS OS) {
 			o.Extended = true
 		}
 	}
+	o.Normalize()
 }
 
 type Repository struct {
diff --git a/pkg/fanal/types/const.go b/pkg/fanal/types/const.go
index 2e746f065782..2e07709adacb 100644
--- a/pkg/fanal/types/const.go
+++ b/pkg/fanal/types/const.go
@@ -43,6 +43,15 @@ const (
 	Wolfi              OSType = "wolfi"
 )
 
+// OSTypeAliases is a map of aliases for operating systems.
+// This is used to map the old family names to the new ones for backward compatibility.
+var OSTypeAliases = map[OSType]OSType{
+	"opensuse.leap":                OpenSUSELeap,
+	"opensuse.tumbleweed":          OpenSUSETumbleweed,
+	"suse linux enterprise micro":  SLEMicro,
+	"suse linux enterprise server": SLES,
+}
+
 // Programming language dependencies
 const (
 	Bundler        LangType = "bundler"