diff --git a/generator/tree.go b/generator/tree.go
index 9c644f8d..e1637197 100644
--- a/generator/tree.go
+++ b/generator/tree.go
@@ -360,7 +360,10 @@ func generateConfigModule(cfg *ModuleConfig, node *Node, nameToNode map[string]*
 				return // Ignored metric.
 			}
 
+			// Afi (Address family)
 			prevType := ""
+			// Safi (Subsequent address family, e.g. Multicast/Unicast)
+			prev2Type := ""
 			for count, i := range n.Indexes {
 				index := &config.Index{Labelname: i}
 				indexNode, ok := nameToNode[i]
@@ -383,11 +386,14 @@ func generateConfigModule(cfg *ModuleConfig, node *Node, nameToNode map[string]*
 				if subtype, ok := combinedTypes[index.Type]; ok {
 					if prevType == subtype {
 						metric.Indexes = metric.Indexes[:len(metric.Indexes)-1]
+					} else if prev2Type == subtype {
+						metric.Indexes = metric.Indexes[:len(metric.Indexes)-2]
 					} else {
 						level.Warn(logger).Log("msg", "Can't handle index type on node, missing preceding", "node", n.Label, "type", index.Type, "missing", subtype)
 						return
 					}
 				}
+				prev2Type = prevType
 				prevType = indexNode.TextualConvention
 				metric.Indexes = append(metric.Indexes, index)
 			}