diff --git a/horizon/locale/en_GB/LC_MESSAGES/djangojs.po b/horizon/locale/en_GB/LC_MESSAGES/djangojs.po
index 5ca75196cd..5cfbd9bc92 100644
--- a/horizon/locale/en_GB/LC_MESSAGES/djangojs.po
+++ b/horizon/locale/en_GB/LC_MESSAGES/djangojs.po
@@ -9,11 +9,11 @@ msgid ""
 msgstr ""
 "Project-Id-Version: horizon VERSION\n"
 "Report-Msgid-Bugs-To: https://bugs.launchpad.net/openstack-i18n/\n"
-"POT-Creation-Date: 2018-02-26 12:13+0000\n"
+"POT-Creation-Date: 2018-04-25 19:12+0000\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
-"PO-Revision-Date: 2018-01-13 12:10+0000\n"
+"PO-Revision-Date: 2018-04-25 07:47+0000\n"
 "Last-Translator: Andi Chandler <andi@gowling.com>\n"
 "Language-Team: English (United Kingdom)\n"
 "Language: en_GB\n"
@@ -314,6 +314,9 @@ msgstr "Please Wait"
 msgid "Please confirm your selection. "
 msgstr "Please confirm your selection. "
 
+msgid "Prev"
+msgstr "Prev"
+
 msgid "Prompt"
 msgstr "Prompt"
 
diff --git a/horizon/locale/ko_KR/LC_MESSAGES/djangojs.po b/horizon/locale/ko_KR/LC_MESSAGES/djangojs.po
index 459fd93015..f9959fa6e5 100644
--- a/horizon/locale/ko_KR/LC_MESSAGES/djangojs.po
+++ b/horizon/locale/ko_KR/LC_MESSAGES/djangojs.po
@@ -3,17 +3,18 @@
 # Sungjin Kang <gang.sungjin@gmail.com>, 2016. #zanata
 # Ian Y. Choi <ianyrchoi@gmail.com>, 2017. #zanata
 # Sungjin Kang <gang.sungjin@gmail.com>, 2017. #zanata
+# ByungYeol Woo <wby1089@gmail.com>, 2018. #zanata
 # Ian Y. Choi <ianyrchoi@gmail.com>, 2018. #zanata
 msgid ""
 msgstr ""
 "Project-Id-Version: horizon VERSION\n"
 "Report-Msgid-Bugs-To: https://bugs.launchpad.net/openstack-i18n/\n"
-"POT-Creation-Date: 2018-02-26 12:13+0000\n"
+"POT-Creation-Date: 2018-04-25 19:12+0000\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
-"PO-Revision-Date: 2018-01-27 09:23+0000\n"
-"Last-Translator: Ian Y. Choi <ianyrchoi@gmail.com>\n"
+"PO-Revision-Date: 2018-04-25 10:35+0000\n"
+"Last-Translator: ByungYeol Woo <wby1089@gmail.com>\n"
 "Language-Team: Korean (South Korea)\n"
 "Language: ko_KR\n"
 "X-Generator: Zanata 4.3.3\n"
@@ -314,6 +315,9 @@ msgstr "기다려 주십시오"
 msgid "Please confirm your selection. "
 msgstr "선택 사항을 확인하십시오."
 
+msgid "Prev"
+msgstr "Prev"
+
 msgid "Prompt"
 msgstr "프롬프트"
 
diff --git a/openstack_dashboard/locale/ko_KR/LC_MESSAGES/django.po b/openstack_dashboard/locale/ko_KR/LC_MESSAGES/django.po
index 1c3f8818d3..aec85e7769 100644
--- a/openstack_dashboard/locale/ko_KR/LC_MESSAGES/django.po
+++ b/openstack_dashboard/locale/ko_KR/LC_MESSAGES/django.po
@@ -16,17 +16,18 @@
 # Wonil Choi <wonil0522@gmail.com>, 2017. #zanata
 # bryan tak <neos346@gmail.com>, 2017. #zanata
 # minwook-shin <minwook0106@gmail.com>, 2017. #zanata
+# ByungYeol Woo <wby1089@gmail.com>, 2018. #zanata
 # Ian Y. Choi <ianyrchoi@gmail.com>, 2018. #zanata
 msgid ""
 msgstr ""
 "Project-Id-Version: horizon VERSION\n"
 "Report-Msgid-Bugs-To: https://bugs.launchpad.net/openstack-i18n/\n"
-"POT-Creation-Date: 2018-02-26 12:13+0000\n"
+"POT-Creation-Date: 2018-04-25 19:12+0000\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
-"PO-Revision-Date: 2018-02-07 11:51+0000\n"
-"Last-Translator: Ian Y. Choi <ianyrchoi@gmail.com>\n"
+"PO-Revision-Date: 2018-04-25 10:35+0000\n"
+"Last-Translator: ByungYeol Woo <wby1089@gmail.com>\n"
 "Language-Team: Korean (South Korea)\n"
 "Language: ko_KR\n"
 "X-Generator: Zanata 4.3.3\n"
@@ -6020,6 +6021,9 @@ msgstr ""
 "가상 네트워크가 있는 물리적 네트워크의 이름이 구현되었습니다. neutron 배포에 "
 "정의된 물리적 네트워크 중 하나를 지정하세요."
 
+msgid "The new availability zone can't be empty"
+msgstr "새로운 availabilty zone은 비워질 수 없습니다."
+
 msgid "The physical mechanism by which the virtual network is implemented."
 msgstr "가상 네트워크를 구현하는 물리적 메커니즘입니다."