diff --git a/internal/collector/mssql/types.go b/internal/collector/mssql/types.go
index 5dc4710b..1a7105dc 100644
--- a/internal/collector/mssql/types.go
+++ b/internal/collector/mssql/types.go
@@ -27,7 +27,7 @@ func newMssqlInstance(key, name string) (mssqlInstance, error) {
 		_ = key.Close()
 	}(k)
 
-	patchVersion, _, err := k.GetStringValue("Version")
+	patchVersion, _, err := k.GetStringValue("PatchLevel")
 	if err != nil {
 		return mssqlInstance{}, fmt.Errorf("couldn't get version from registry: %w", err)
 	}