diff --git a/po/as.po b/po/as.po
index 83d114a34..157499ad9 100644
--- a/po/as.po
+++ b/po/as.po
@@ -13,7 +13,7 @@ msgstr ""
 "PO-Revision-Date: 2014-09-15 14:59+0530\n"
 "Last-Translator: Nilamdyuti Goswami <ngoswami@redhat.com>\n"
 "Language-Team: Assamese <kde-i18n-doc@kde.org>\n"
-"Language: as_IN\n"
+"Language: as\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
diff --git a/po/bn.po b/po/bn.po
index 08f002593..98e772839 100644
--- a/po/bn.po
+++ b/po/bn.po
@@ -7,6 +7,7 @@ msgstr ""
 "PO-Revision-Date: 2011-04-04 11:04+0600\n"
 "Last-Translator: Israt Jahan <israt@ankur.org.bd>\n"
 "Language-Team: Bengali <ankur-bd-l10n@googlegroups.com>\n"
+"Language: bn\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
diff --git a/po/bn_IN.po b/po/bn_IN.po
index 3f190a2cb..440822a4c 100644
--- a/po/bn_IN.po
+++ b/po/bn_IN.po
@@ -11,7 +11,7 @@ msgstr ""
 "PO-Revision-Date: 2014-12-30 16:45+0000\n"
 "Last-Translator: \n"
 "Language-Team: American English <kde-i18n-doc@kde.org>\n"
-"Language: en_US\n"
+"Language: bn_IN\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
diff --git a/po/ca@valencia.po b/po/ca@valencia.po
index 34562c3f4..45c809f4f 100644
--- a/po/ca@valencia.po
+++ b/po/ca@valencia.po
@@ -14,7 +14,7 @@ msgstr ""
 "PO-Revision-Date: 2014-09-14 23:32+0200\n"
 "Last-Translator: Gil Forcada <gilforcada@guifi.net>\n"
 "Language-Team: Catalan <tradgnome@softcatala.org>\n"
-"Language: ca-XV\n"
+"Language: ca@valencia\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bits\n"
diff --git a/po/gu.po b/po/gu.po
index 615c723b5..ad80384a4 100644
--- a/po/gu.po
+++ b/po/gu.po
@@ -13,7 +13,7 @@ msgstr ""
 "PO-Revision-Date: 2014-10-01 15:51+0530\n"
 "Last-Translator: \n"
 "Language-Team: American English <kde-i18n-doc@kde.org>\n"
-"Language: \n"
+"Language: gu\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
diff --git a/po/ko.po b/po/ko.po
index df2f92580..f1906c253 100644
--- a/po/ko.po
+++ b/po/ko.po
@@ -24,7 +24,7 @@ msgstr ""
 "PO-Revision-Date: 2016-03-16 21:46+0900\n"
 "Last-Translator: Changwoo Ryu <cwryu@debian.org>\n"
 "Language-Team: GNOME Korea <gnome-kr@googlegroups.com>\n"
-"Language: Korean\n"
+"Language: ko\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
diff --git a/po/ky.po b/po/ky.po
index f2989f4b5..5592a82f5 100644
--- a/po/ky.po
+++ b/po/ky.po
@@ -14,7 +14,7 @@ msgstr ""
 "PO-Revision-Date: 2012-09-24 14:29+0600\n"
 "Last-Translator: Timur Zhamakeev <ztimur@gmail.com>\n"
 "Language-Team: Kirghiz <gnome-i18n@gnome.org>\n"
-"Language: ky_KG\n"
+"Language: ky\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
diff --git a/po/mk.po b/po/mk.po
index c50ae9ae2..2f95cdd67 100644
--- a/po/mk.po
+++ b/po/mk.po
@@ -11,6 +11,7 @@ msgstr ""
 "PO-Revision-Date: 2011-12-08 22:37+0100\n"
 "Last-Translator: Jovan N\n"
 "Language-Team: mk_MK <jovan@lugola.net>\n"
+"Language: mk\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
diff --git a/po/ms.po b/po/ms.po
index f8e2657de..a328c9f74 100644
--- a/po/ms.po
+++ b/po/ms.po
@@ -11,7 +11,7 @@ msgstr ""
 "PO-Revision-Date: 2014-09-15 19:21+0730\n"
 "Last-Translator: Umarzuki Mochlis Moktar <umar@umarzuki.org>\n"
 "Language-Team: GNOME Malay Team <gnome-ms@googlegroups.com>\n"
-"Language: \n"
+"Language: ms\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
diff --git a/po/nb.po b/po/nb.po
index 3965dc408..25ea1d133 100644
--- a/po/nb.po
+++ b/po/nb.po
@@ -13,7 +13,7 @@ msgstr ""
 "PO-Revision-Date: 2016-05-01 14:21+0200\n"
 "Last-Translator: Kjartan Maraas <kmaraas@gnome.org>\n"
 "Language-Team: Norwegian bokmål <i18n-nb@lister.ping.uio.no>\n"
-"Language: Norwegian bokmål\n"
+"Language: nb\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
diff --git a/po/sr@latin.po b/po/sr@latin.po
index d79083ea2..322342d42 100644
--- a/po/sr@latin.po
+++ b/po/sr@latin.po
@@ -16,7 +16,7 @@ msgstr ""
 "PO-Revision-Date: 2016-03-11 02:53+0200\n"
 "Last-Translator: Miroslav Nikolić <miroslavnikolic@rocketmail.com>\n"
 "Language-Team: Serbian <(gnom@prevod.org)>\n"
-"Language: sr\n"
+"Language: sr@latin\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
diff --git a/po/ug.po b/po/ug.po
index f733fec51..2964054a6 100644
--- a/po/ug.po
+++ b/po/ug.po
@@ -15,7 +15,7 @@ msgstr ""
 "PO-Revision-Date: 2013-03-07 21:01+0900\n"
 "Last-Translator: Gheyret Kenji <gheyret@gmail.com>\n"
 "Language-Team: Uyghur Computer Science Association <UKIJ@yahoogroups.com>\n"
-"Language: \n"
+"Language: ug\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
diff --git a/po/zh_HK.po b/po/zh_HK.po
index 0b8283c5b..b7273ae10 100644
--- a/po/zh_HK.po
+++ b/po/zh_HK.po
@@ -13,7 +13,7 @@ msgstr ""
 "PO-Revision-Date: 2014-08-19 19:17+0800\n"
 "Last-Translator: Chao-Hsiung Liao <j_h_liau@yahoo.com.tw>\n"
 "Language-Team: Chinese (Hong Kong) <community@linuxhall.org>\n"
-"Language: zh_TW\n"
+"Language: zh_HK\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"