diff --git a/common/version/version.go b/common/version/version.go
index b3edea871..ebbd08370 100644
--- a/common/version/version.go
+++ b/common/version/version.go
@@ -5,7 +5,7 @@ import (
 	"runtime/debug"
 )
 
-var tag = "v4.4.82"
+var tag = "v4.4.83"
 
 var commit = func() string {
 	if info, ok := debug.ReadBuildInfo(); ok {
diff --git a/rollup/internal/controller/watcher/chunk_proposer.go b/rollup/internal/controller/watcher/chunk_proposer.go
index 87056e646..72757513d 100644
--- a/rollup/internal/controller/watcher/chunk_proposer.go
+++ b/rollup/internal/controller/watcher/chunk_proposer.go
@@ -295,6 +295,7 @@ func (p *ChunkProposer) proposeChunk() error {
 	}
 
 	var chunk encoding.Chunk
+	chunk.Blocks = make([]*encoding.Block, 0, len(blocks))
 	for i, block := range blocks {
 		chunk.Blocks = append(chunk.Blocks, block)