diff --git a/dbms/src/Core/Settings.h b/dbms/src/Core/Settings.h
index c01b110970..fe65788656 100644
--- a/dbms/src/Core/Settings.h
+++ b/dbms/src/Core/Settings.h
@@ -323,7 +323,7 @@ struct Settings : public SettingsCollection<Settings>
     M(SettingBool, external_table_functions_use_nulls, true, "If it is set to true, external table functions will implicitly use Nullable type if needed. Otherwise NULLs will be substituted with default values. Currently supported only for 'mysql' table function.") \
     M(SettingBool, allow_experimental_data_skipping_indices, false, "If it is set to true, data skipping indices can be used in CREATE TABLE/ALTER TABLE queries.") \
     \
-    M(SettingBool, allow_hyperscan, true, "Allow functions that use Hyperscan library. Disable to avoid potentially long compilation times and excessive resource usage.") \
+    M(SettingBool, allow_hyperscan, 1, "Allow functions that use Hyperscan library. Disable to avoid potentially long compilation times and excessive resource usage.") \
     M(SettingBool, allow_simdjson, 1, "Allow using simdjson library in 'JSON*' functions if AVX2 instructions are available. If disabled rapidjson will be used.") \
     \
     M(SettingUInt64, max_partitions_per_insert_block, 100, "Limit maximum number of partitions in single INSERTed block. Zero means unlimited. Throw exception if the block contains too many partitions. This setting is a safety threshold, because using large number of partitions is a common misconception.")