diff --git a/src/Storages/MergeTree/GinIndexStore.cpp b/src/Storages/MergeTree/GinIndexStore.cpp
index 72d01733a1d..a568810c211 100644
--- a/src/Storages/MergeTree/GinIndexStore.cpp
+++ b/src/Storages/MergeTree/GinIndexStore.cpp
@@ -225,7 +225,7 @@ UInt32 GinIndexStore::getNumOfSegments()
         uint8_t version = 0;
         readBinary(version, *istr);
 
-        if (version > CURRENT_GIN_FILE_FORMAT_VERSION)
+        if (version > static_cast<std::underlying_type_t<Format>>(CURRENT_GIN_FILE_FORMAT_VERSION))
             throw Exception(ErrorCodes::UNKNOWN_FORMAT_VERSION, "Unsupported inverted index version {}", version);
 
         readVarUInt(result, *istr);
diff --git a/src/Storages/MergeTree/GinIndexStore.h b/src/Storages/MergeTree/GinIndexStore.h
index b31601dad5e..6f6b92e686e 100644
--- a/src/Storages/MergeTree/GinIndexStore.h
+++ b/src/Storages/MergeTree/GinIndexStore.h
@@ -34,13 +34,6 @@
 
 namespace DB
 {
-enum : uint8_t
-{
-    GIN_VERSION_0 = 0,
-    GIN_VERSION_1 = 1, /// Initial version
-};
-
-static constexpr auto CURRENT_GIN_FILE_FORMAT_VERSION = GIN_VERSION_1;
 
 /// GinIndexPostingsList which uses 32-bit Roaring
 using GinIndexPostingsList = roaring::Roaring;
@@ -217,6 +210,14 @@ private:
     static constexpr auto GIN_SEGMENT_FILE_TYPE = ".gin_seg";
     static constexpr auto GIN_DICTIONARY_FILE_TYPE = ".gin_dict";
     static constexpr auto GIN_POSTINGS_FILE_TYPE = ".gin_post";
+
+    enum class Format : uint8_t
+    {
+        v0 = 0,
+        v1 = 1, /// Initial version
+    };
+
+    static constexpr auto CURRENT_GIN_FILE_FORMAT_VERSION = Format::v0;
 };
 
 using GinIndexStorePtr = std::shared_ptr<GinIndexStore>;