diff --git a/ydb/core/tx/columnshard/normalizer/abstract/abstract.h b/ydb/core/tx/columnshard/normalizer/abstract/abstract.h
index fa107c7fcc05..76973fad83c7 100644
--- a/ydb/core/tx/columnshard/normalizer/abstract/abstract.h
+++ b/ydb/core/tx/columnshard/normalizer/abstract/abstract.h
@@ -52,10 +52,11 @@ namespace NKikimr::NOlap {
 
     enum class ENormalizerSequentialId : ui32 {
         Granules = 1,
+        CleanGranuleId,
         Chunks,
         PortionsCleaner,
         TablesCleaner,
-        PortionsMetadata,
+        PortionsMetadata
     };
 
     class TNormalizationContext {
diff --git a/ydb/core/tx/columnshard/normalizer/granule/clean_granule.cpp b/ydb/core/tx/columnshard/normalizer/granule/clean_granule.cpp
new file mode 100644
index 000000000000..7b0fc13ebdbb
--- /dev/null
+++ b/ydb/core/tx/columnshard/normalizer/granule/clean_granule.cpp
@@ -0,0 +1,149 @@
+#include "clean_granule.h"
+
+#include <ydb/core/tx/columnshard/columnshard_private_events.h>
+
+namespace NKikimr::NOlap {
+
+namespace {
+
+    struct TChunkData {
+        ui64 Index = 0;
+        ui64 GranuleId = 0;
+        ui64 PlanStep = 0;
+        ui64 TxId = 0;
+        ui64 PortionId = 0;
+        ui32 Chunk = 0;
+        ui64 ColumnIdx = 0;
+
+        ui64 XPlanStep = 0;
+        ui64 XTxId = 0;
+        TString Blob;
+        TString Metadata;
+        ui64 Offset;
+        ui32 Size;
+        ui64 PathId;
+
+        template <class TRowSet>
+        TChunkData(const TRowSet& rowset) {
+            using Schema = NColumnShard::Schema;
+            PlanStep = rowset.GetValue<Schema::IndexColumns::PlanStep>();
+            TxId = rowset.GetValue<Schema::IndexColumns::TxId>();
+            PortionId = rowset.GetValue<Schema::IndexColumns::Portion>();
+            GranuleId = rowset.GetValue<Schema::IndexColumns::Granule>();
+            Chunk = rowset.GetValue<Schema::IndexColumns::Chunk>();
+            Index = rowset.GetValue<Schema::IndexColumns::Index>();
+            ColumnIdx = rowset.GetValue<Schema::IndexColumns::ColumnIdx>();
+
+            XPlanStep = rowset.GetValue<Schema::IndexColumns::XPlanStep>();
+            XTxId = rowset.GetValue<Schema::IndexColumns::XTxId>();
+            Blob = rowset.GetValue<Schema::IndexColumns::Blob>();
+            Metadata = rowset.GetValue<Schema::IndexColumns::Metadata>();
+            Offset = rowset.GetValue<Schema::IndexColumns::Offset>();
+            Size = rowset.GetValue<Schema::IndexColumns::Size>();
+            PathId = rowset.GetValue<Schema::IndexColumns::PathId>();
+        }
+    };
+}
+
+class TCleanGranuleIdNormalizer::TNormalizerResult : public INormalizerChanges {
+private:
+    std::vector<TChunkData> Chunks;
+
+    void AddChunk(TChunkData&& chunk) {
+        Chunks.push_back(std::move(chunk));
+    }
+
+    TNormalizerResult() = default;
+
+public:
+    bool ApplyOnExecute(NTabletFlatExecutor::TTransactionContext& txc, const TNormalizationController& /* normController */) const override {
+        using Schema = NColumnShard::Schema;
+        NIceDb::TNiceDb db(txc.DB);
+        ACFL_INFO("normalizer", "TCleanGranuleIdNormalizer")("message", TStringBuilder() << "apply " << Chunks.size() << " chunks");
+
+        for (auto&& key : Chunks) {
+            db.Table<Schema::IndexColumns>().Key(key.Index, key.GranuleId, key.ColumnIdx,
+                key.PlanStep, key.TxId, key.PortionId, key.Chunk).Delete();
+
+            db.Table<Schema::IndexColumns>().Key(0, 0, key.ColumnIdx,
+                key.PlanStep, key.TxId, key.PortionId, key.Chunk).Update(
+                    NIceDb::TUpdate<Schema::IndexColumns::PathId>(key.PathId),
+                    NIceDb::TUpdate<Schema::IndexColumns::Blob>(key.Blob),
+                    NIceDb::TUpdate<Schema::IndexColumns::Metadata>(key.Metadata),
+                    NIceDb::TUpdate<Schema::IndexColumns::Metadata>(key.Offset),
+                    NIceDb::TUpdate<Schema::IndexColumns::Metadata>(key.Size),
+                    NIceDb::TUpdate<Schema::IndexColumns::Metadata>(key.XPlanStep),
+                    NIceDb::TUpdate<Schema::IndexColumns::Metadata>(key.XTxId)
+
+                );
+        }
+        return true;
+    }
+
+    ui64 GetSize() const override {
+        return Chunks.size();
+    }
+
+    static std::optional<std::vector<INormalizerChanges::TPtr>> Init(const TNormalizationController& controller, NTabletFlatExecutor::TTransactionContext& txc) {
+        using namespace NColumnShard;
+        NIceDb::TNiceDb db(txc.DB);
+
+        bool ready = true;
+        ready = ready & Schema::Precharge<Schema::IndexColumns>(db, txc.DB.GetScheme());
+        if (!ready) {
+            return std::nullopt;
+        }
+
+        std::vector<INormalizerChanges::TPtr> tasks;
+        ui64 fullChunksCount = 0;
+        {
+            auto rowset = db.Table<Schema::IndexColumns>().Select();
+            if (!rowset.IsReady()) {
+                return std::nullopt;
+            }
+            std::shared_ptr<TNormalizerResult> changes(new TNormalizerResult());
+            ui64 chunksCount = 0;
+
+            while (!rowset.EndOfSet()) {
+                if (rowset.GetValue<Schema::IndexColumns::Granule>() || rowset.GetValue<Schema::IndexColumns::Index>()) {
+                    TChunkData key(rowset);
+
+                    changes->AddChunk(std::move(key));
+                    ++chunksCount;
+                    ++fullChunksCount;
+
+                    if (chunksCount == 10000) {
+                        tasks.emplace_back(changes);
+                        changes.reset(new TNormalizerResult());
+                        chunksCount = 0;
+                    }
+                }
+
+                if (!rowset.Next()) {
+                    return std::nullopt;
+                }
+            }
+
+            if (chunksCount > 0) {
+                tasks.emplace_back(changes);
+            }
+        }
+        ACFL_INFO("normalizer", "TGranulesNormalizer")("message", TStringBuilder() << fullChunksCount << " chunks found");
+        return tasks;
+    }
+
+};
+
+TConclusion<std::vector<INormalizerTask::TPtr>> TCleanGranuleIdNormalizer::DoInit(const TNormalizationController& controller, NTabletFlatExecutor::TTransactionContext& txc) {
+    auto changes = TNormalizerResult::Init(controller, txc);
+    if (!changes) {
+        return TConclusionStatus::Fail("Not ready");;
+    }
+    std::vector<INormalizerTask::TPtr> tasks;
+    for (auto&& c : *changes) {
+        tasks.emplace_back(std::make_shared<TTrivialNormalizerTask>(c));
+    }
+    return tasks;
+}
+
+}
diff --git a/ydb/core/tx/columnshard/normalizer/granule/clean_granule.h b/ydb/core/tx/columnshard/normalizer/granule/clean_granule.h
new file mode 100644
index 000000000000..3fc4150a2f45
--- /dev/null
+++ b/ydb/core/tx/columnshard/normalizer/granule/clean_granule.h
@@ -0,0 +1,25 @@
+#pragma once
+
+#include <ydb/core/tx/columnshard/normalizer/abstract/abstract.h>
+#include <ydb/core/tx/columnshard/columnshard_schema.h>
+
+
+namespace NKikimr::NOlap {
+
+class TCleanGranuleIdNormalizer: public TNormalizationController::INormalizerComponent {
+    class TNormalizerResult;
+
+    static inline INormalizerComponent::TFactory::TRegistrator<TCleanGranuleIdNormalizer> Registrator =
+        INormalizerComponent::TFactory::TRegistrator<TCleanGranuleIdNormalizer>(ENormalizerSequentialId::CleanGranuleId);
+public:
+    TCleanGranuleIdNormalizer(const TNormalizationController::TInitContext&) {
+    }
+
+    virtual ENormalizerSequentialId GetType() const override {
+        return ENormalizerSequentialId::CleanGranuleId;
+    }
+
+    virtual TConclusion<std::vector<INormalizerTask::TPtr>> DoInit(const TNormalizationController& controller, NTabletFlatExecutor::TTransactionContext& txc) override;
+};
+
+}
diff --git a/ydb/core/tx/columnshard/normalizer/granule/ya.make b/ydb/core/tx/columnshard/normalizer/granule/ya.make
index d44051621eb3..09f0c56bec71 100644
--- a/ydb/core/tx/columnshard/normalizer/granule/ya.make
+++ b/ydb/core/tx/columnshard/normalizer/granule/ya.make
@@ -2,6 +2,7 @@ LIBRARY()
 
 SRCS(
     GLOBAL normalizer.cpp
+    GLOBAL clean_granule.cpp
 )
 
 PEERDIR(