diff --git a/pkg/chunkenc/memchunk.go b/pkg/chunkenc/memchunk.go
index b6706be0f50d..65c61a52ab70 100644
--- a/pkg/chunkenc/memchunk.go
+++ b/pkg/chunkenc/memchunk.go
@@ -24,13 +24,13 @@ import (
 )
 
 const (
-	blocksPerChunk = 10
-	maxLineLength  = 1024 * 1024 * 1024
-
 	_ byte = iota
 	chunkFormatV1
 	chunkFormatV2
 	chunkFormatV3
+
+	blocksPerChunk = 10
+	maxLineLength  = 1024 * 1024 * 1024
 )
 
 var (