diff --git a/dbms/src/Core/Settings.h b/dbms/src/Core/Settings.h
index 930df71a022..db1b3e6da59 100644
--- a/dbms/src/Core/Settings.h
+++ b/dbms/src/Core/Settings.h
@@ -347,7 +347,6 @@ struct Settings : public SettingsCollection<Settings>
     M(SettingUInt64, low_cardinality_max_dictionary_size, 8192, "Maximum size (in rows) of shared global dictionary for LowCardinality type.", 0) \
     M(SettingBool, low_cardinality_use_single_dictionary_for_part, false, "LowCardinality type serialization setting. If is true, than will use additional keys when global dictionary overflows. Otherwise, will create several shared dictionaries.", 0) \
     M(SettingBool, decimal_check_overflow, true, "Check overflow of decimal arithmetic/comparison operations", 0) \
-    M(SettingBool, allow_read_expired_keys_from_cache_dictionary, false, "Allow read keys if their lifetime is expired.", 0) \
     \
     M(SettingBool, prefer_localhost_replica, 1, "1 - always send query to local replica, if it exists. 0 - choose replica to send query between local and remote ones according to load_balancing", 0) \
     M(SettingUInt64, max_fetch_partition_retries_count, 5, "Amount of retries while fetching partition from another host.", 0) \