diff --git a/src/Core/Settings.cpp b/src/Core/Settings.cpp
index cc4328b8aaa9..f1fc930e16cc 100644
--- a/src/Core/Settings.cpp
+++ b/src/Core/Settings.cpp
@@ -7157,17 +7157,17 @@ Uses replicas from cluster_for_parallel_replicas.
     DECLARE(Bool, distributed_index_analysis_for_non_shared_merge_tree, false, R"(
 Enable distributed index analysis even for non SharedMergeTree (cloud only engine).
 )", 0) \
-    DECLARE_WITH_ALIAS(Bool, allow_experimental_database_iceberg, false, R"(
+    DECLARE_WITH_ALIAS(Bool, allow_experimental_database_iceberg, true, R"(
 Allow experimental database engine DataLakeCatalog with catalog_type = 'iceberg'
 
 Cloud default value: `1`.
 )", BETA, allow_database_iceberg) \
-    DECLARE_WITH_ALIAS(Bool, allow_experimental_database_unity_catalog, false, R"(
+    DECLARE_WITH_ALIAS(Bool, allow_experimental_database_unity_catalog, true, R"(
 Allow experimental database engine DataLakeCatalog with catalog_type = 'unity'
 
 Cloud default value: `1`.
 )", BETA, allow_database_unity_catalog) \
-    DECLARE_WITH_ALIAS(Bool, allow_experimental_database_glue_catalog, false, R"(
+    DECLARE_WITH_ALIAS(Bool, allow_experimental_database_glue_catalog, true, R"(
 Allow experimental database engine DataLakeCatalog with catalog_type = 'glue'
 
 Cloud default value: `1`.
diff --git a/src/Core/SettingsChangesHistory.cpp b/src/Core/SettingsChangesHistory.cpp
index 245677b8a86d..be506a046021 100644
--- a/src/Core/SettingsChangesHistory.cpp
+++ b/src/Core/SettingsChangesHistory.cpp
@@ -305,12 +305,12 @@ const VersionToSettingsChangesMap & getSettingsChangesHistory()
         });
         addSettingsChanges(settings_changes_history, "25.8.16.20001.altinityantalya",
         {
-            // {"allow_experimental_database_iceberg", false, true, "Turned ON by default for Antalya."},
-            // {"allow_experimental_database_unity_catalog", false, true, "Turned ON by default for Antalya."},
-            // {"allow_experimental_database_glue_catalog", false, true, "Turned ON by default for Antalya."},
-            // {"allow_database_iceberg", false, true, "Turned ON by default for Antalya (alias)."},
-            // {"allow_database_unity_catalog", false, true, "Turned ON by default for Antalya (alias)."},
-            // {"allow_database_glue_catalog", false, true, "Turned ON by default for Antalya (alias)."},
+            {"allow_experimental_database_iceberg", false, true, "Turned ON by default for Antalya."},
+            {"allow_experimental_database_unity_catalog", false, true, "Turned ON by default for Antalya."},
+            {"allow_experimental_database_glue_catalog", false, true, "Turned ON by default for Antalya."},
+            {"allow_database_iceberg", false, true, "Turned ON by default for Antalya (alias)."},
+            {"allow_database_unity_catalog", false, true, "Turned ON by default for Antalya (alias)."},
+            {"allow_database_glue_catalog", false, true, "Turned ON by default for Antalya (alias)."},
             // {"input_format_parquet_use_metadata_cache", true, true, "New setting, turned ON by default"}, // https://github.com/Altinity/ClickHouse/pull/586
             // {"iceberg_timezone_for_timestamptz", "UTC", "UTC", "New setting."},
             // {"object_storage_remote_initiator", false, false, "New setting."},