diff --git a/index/scorch/segment/zap/merge.go b/index/scorch/segment/zap/merge.go
index 622cf8cc..1da5e526 100644
--- a/index/scorch/segment/zap/merge.go
+++ b/index/scorch/segment/zap/merge.go
@@ -755,10 +755,6 @@ func mergeFields(segments []*SegmentBase) (bool, []string) {
 			if len(segment0Fields) != len(fields) || segment0Fields[fieldi] != field {
 				fieldsSame = false
 			}
-
-			if fieldi > 1 && field <= fields[fieldi-1] {
-				panic(fmt.Sprintf("mergeFields on unsorted fields: %#v", fields))
-			}
 		}
 	}