diff --git a/po/ko.po b/po/ko.po
index c73a9af..1874e89 100644
--- a/po/ko.po
+++ b/po/ko.po
@@ -10,9 +10,9 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Xfce Panel Plugins\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2017-06-09 12:31+0200\n"
-"PO-Revision-Date: 2017-11-14 12:15+0000\n"
-"Last-Translator: 박정규(Jung-Kyu Park) <bagjunggyu@gmail.com>\n"
+"POT-Creation-Date: 2021-03-11 00:47+0100\n"
+"PO-Revision-Date: 2021-03-10 23:48+0000\n"
+"Last-Translator: Nick Schermer <nick@xfce.org>\n"
 "Language-Team: Korean (http://www.transifex.com/xfce/xfce-panel-plugins/language/ko/)\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
@@ -41,12 +41,12 @@ msgstr "Linux proc 장치 '/proc/net/dev'를 찾을 수 없습니다."
 msgid "Interface was not found."
 msgstr "인터페이스를 찾을 수 없습니다."
 
-#: ../panel-plugin/netload.c:168
+#: ../panel-plugin/netload.c:169
 #, c-format
 msgid "<< %s >> (Interface down)"
 msgstr "<< %s >> (인터페이스 죽음)"
 
-#: ../panel-plugin/netload.c:255
+#: ../panel-plugin/netload.c:256
 #, c-format
 msgid ""
 "<< %s >> (%s)\n"
@@ -57,82 +57,98 @@ msgid ""
 "Total: %s"
 msgstr "<< %s >> (%s)\n최근 %d 회 측정 평균주기시간: %.2fs\n수신: %s/s\n송신: %s/s\n총계: %s/s"
 
-#: ../panel-plugin/netload.c:258
+#: ../panel-plugin/netload.c:259
 msgid "no IP address"
 msgstr "IP 주소가 없습니다."
 
-#: ../panel-plugin/netload.c:642
+#: ../panel-plugin/netload.c:643
 #, c-format
 msgid ""
 "%s: Error in initializing:\n"
 "%s"
 msgstr "%s: 초기화 도중 오류 발생:\n%s"
 
-#: ../panel-plugin/netload.c:980
+#: ../panel-plugin/netload.c:969
+msgid "Monitor CPU load, swap usage and memory footprint"
+msgstr "CPU 사용량, 스왑사용량, 메모리 사용량을 감시합니다"
+
+#: ../panel-plugin/netload.c:971
+msgid "Copyright (c) 2003-2021\n"
+msgstr ""
+
+#: ../panel-plugin/netload.c:1032
 msgid "Bar color (i_ncoming):"
 msgstr "막대 색(들어옴)(_N):"
 
-#: ../panel-plugin/netload.c:981
+#: ../panel-plugin/netload.c:1033
 msgid "Bar color (_outgoing):"
 msgstr "막대 색(나감)(_O):"
 
-#: ../panel-plugin/netload.c:984
+#: ../panel-plugin/netload.c:1036
 msgid "Maximum (inco_ming):"
 msgstr "최대(들어옴)(_M):"
 
-#: ../panel-plugin/netload.c:985
+#: ../panel-plugin/netload.c:1037
 msgid "Maximum (o_utgoing):"
 msgstr "최대(나감)(_U):"
 
-#: ../panel-plugin/netload.c:990 ../panel-plugin/netload.desktop.in.in.h:1
+#: ../panel-plugin/netload.c:1042 ../panel-plugin/netload.desktop.in.in.h:1
 msgid "Network Monitor"
 msgstr "네트워크 감시기"
 
-#: ../panel-plugin/netload.c:1019
+#: ../panel-plugin/netload.c:1044
+msgid "_Close"
+msgstr "닫기(_C)"
+
+#: ../panel-plugin/netload.c:1045
+msgid "_Help"
+msgstr "도움말(_H)"
+
+#: ../panel-plugin/netload.c:1072
 msgid "_Text to display:"
 msgstr "표시할 내용(_T):"
 
-#: ../panel-plugin/netload.c:1050
+#: ../panel-plugin/netload.c:1103
 msgid "Network _device:"
 msgstr "네트워크 장치(_D):"
 
-#: ../panel-plugin/netload.c:1077
+#: ../panel-plugin/netload.c:1134
 msgid "Update _interval:"
 msgstr "업데이트 간격(_I):"
 
-#: ../panel-plugin/netload.c:1090
+#: ../panel-plugin/netload.c:1148
 msgid "s"
 msgstr "초"
 
-#: ../panel-plugin/netload.c:1104
+#: ../panel-plugin/netload.c:1163
 msgid "Show values as _bits"
 msgstr "비트 단위로 값 표시(_B)"
 
-#: ../panel-plugin/netload.c:1118
+#: ../panel-plugin/netload.c:1177
 msgid "_Automatic maximum"
 msgstr "최대치 자동 설정(_A)"
 
-#: ../panel-plugin/netload.c:1152
+#: ../panel-plugin/netload.c:1212
 msgid "KiB/s"
 msgstr "KiB/s"
 
-#: ../panel-plugin/netload.c:1177
+#: ../panel-plugin/netload.c:1238
 msgid "_Present data as:"
 msgstr "다음 모양새로 데이터 보기(_P):"
 
-#: ../panel-plugin/netload.c:1186
+#: ../panel-plugin/netload.c:1248
 msgid "Bars"
 msgstr "막대"
 
-#: ../panel-plugin/netload.c:1187
+#: ../panel-plugin/netload.c:1249
 msgid "Values"
 msgstr "값"
 
-#: ../panel-plugin/netload.c:1188
+#: ../panel-plugin/netload.c:1250
 msgid "Bars and values"
 msgstr "막대와 값"
 
-#: ../panel-plugin/netload.c:1230
+#: ../panel-plugin/netload.c:1293
 msgid "_Colorize values"
 msgstr "값을 색깔로 표시(_C)"
 
@@ -140,34 +156,34 @@ msgstr "값을 색깔로 표시(_C)"
 msgid "Show network traffic"
 msgstr "네트워크 상태를 표시합니다"
 
-#: ../panel-plugin/utils.c:78
+#: ../panel-plugin/utils.c:81
 msgid "B"
 msgstr "B"
 
-#: ../panel-plugin/utils.c:78
+#: ../panel-plugin/utils.c:81
 msgid "KiB"
 msgstr "KiB"
 
-#: ../panel-plugin/utils.c:78
+#: ../panel-plugin/utils.c:81
 msgid "MiB"
 msgstr "MiB"
 
-#: ../panel-plugin/utils.c:78
+#: ../panel-plugin/utils.c:81
 msgid "GiB"
 msgstr "GiB"
 
-#: ../panel-plugin/utils.c:79
+#: ../panel-plugin/utils.c:82
 msgid "bps"
 msgstr "bps"
 
-#: ../panel-plugin/utils.c:79
+#: ../panel-plugin/utils.c:82
 msgid "Kbps"
 msgstr "Kbps"
 
-#: ../panel-plugin/utils.c:79
+#: ../panel-plugin/utils.c:82
 msgid "Mbps"
 msgstr "Mbps"
 
-#: ../panel-plugin/utils.c:79
+#: ../panel-plugin/utils.c:82
 msgid "Gbps"
 msgstr "Gbps"