diff --git a/openwrt/files/luci/model/cbi/ua3f/fields.lua b/openwrt/files/luci/model/cbi/ua3f/fields.lua
index 68cfc8c..f822603 100644
--- a/openwrt/files/luci/model/cbi/ua3f/fields.lua
+++ b/openwrt/files/luci/model/cbi/ua3f/fields.lua
@@ -139,7 +139,7 @@ function M.add_log_fields(section)
     log_level:value("INFO")
     log_level:value("WARN")
     log_level:value("ERROR")
-    log_level.default = "ERROR"
+    log_level.default = "WARN"
     log_level.description = translate(
         "Sets the logging level. Do not keep the log level set to DEBUG/INFO for an extended period of time.")
 
diff --git a/openwrt/files/ua3f.init b/openwrt/files/ua3f.init
index 2176c72..491f49a 100755
--- a/openwrt/files/ua3f.init
+++ b/openwrt/files/ua3f.init
@@ -92,7 +92,7 @@ start_service() {
     config_get ua "main" "ua" "FFF"
     config_get ua_regex "main" "ua_regex" ""
     config_get_bool partial_replace "main" "partial_replace" 0
-    config_get log_level "main" "log_level" "ERROR"
+    config_get log_level "main" "log_level" "WARN"
     config_get rewrite_mode "main" "rewrite_mode" "GLOBAL"
     config_get rewrite_rules "main" "rewrite_rules" ""
     config_get_bool set_ttl "main" "set_ttl" 0
diff --git a/openwrt/files/ua3f.uci b/openwrt/files/ua3f.uci
index 2d96002..21d1293 100644
--- a/openwrt/files/ua3f.uci
+++ b/openwrt/files/ua3f.uci
@@ -10,7 +10,7 @@ config 'ua3f' 'main'
     option ua_regex ''
     option partial_replace '0'
 	option direct_forward '0'
-    option log_level 'ERROR'
+    option log_level 'WARN'
     option log_lines '1000'
     option set_ttl '0'
     option del_tcpts '0'