diff --git a/reactos/base/setup/welcome/Bg.rc b/reactos/base/setup/welcome/bg-BG.rc
similarity index 98%
rename from reactos/base/setup/welcome/Bg.rc
rename to reactos/base/setup/welcome/bg-BG.rc
index d988368241b..35ea8e8006a 100644
--- a/reactos/base/setup/welcome/Bg.rc
+++ b/reactos/base/setup/welcome/bg-BG.rc
@@ -20,7 +20,7 @@
  */
 
 
-LANGUAGE LANG_BULGARIAN, SUBLANG_NEUTRAL
+LANGUAGE LANG_BULGARIAN, SUBLANG_DEFAULT
 
 /* String Tables */
 
diff --git a/reactos/base/setup/welcome/Cz.rc b/reactos/base/setup/welcome/cs-CZ.rc
similarity index 100%
rename from reactos/base/setup/welcome/Cz.rc
rename to reactos/base/setup/welcome/cs-CZ.rc
diff --git a/reactos/base/setup/welcome/Dk.rc b/reactos/base/setup/welcome/da-DK.rc
similarity index 100%
rename from reactos/base/setup/welcome/Dk.rc
rename to reactos/base/setup/welcome/da-DK.rc
diff --git a/reactos/base/setup/welcome/De.rc b/reactos/base/setup/welcome/de-DE.rc
similarity index 100%
rename from reactos/base/setup/welcome/De.rc
rename to reactos/base/setup/welcome/de-DE.rc
diff --git a/reactos/base/setup/welcome/En.rc b/reactos/base/setup/welcome/en-US.rc
similarity index 100%
rename from reactos/base/setup/welcome/En.rc
rename to reactos/base/setup/welcome/en-US.rc
diff --git a/reactos/base/setup/welcome/Es.rc b/reactos/base/setup/welcome/es-ES.rc
similarity index 98%
rename from reactos/base/setup/welcome/Es.rc
rename to reactos/base/setup/welcome/es-ES.rc
index eb46e5586b1..124d86d4500 100644
--- a/reactos/base/setup/welcome/Es.rc
+++ b/reactos/base/setup/welcome/es-ES.rc
@@ -1,6 +1,6 @@
 /* $Id$ */
 
-LANGUAGE LANG_SPANISH, SUBLANG_NEUTRAL
+LANGUAGE LANG_SPANISH, SUBLANG_SPANISH_MODERN
 
 /* String Tables */
 
diff --git a/reactos/base/setup/welcome/Fr.rc b/reactos/base/setup/welcome/fr-FR.rc
similarity index 100%
rename from reactos/base/setup/welcome/Fr.rc
rename to reactos/base/setup/welcome/fr-FR.rc
diff --git a/reactos/base/setup/welcome/Hu.rc b/reactos/base/setup/welcome/hu-HU.rc
similarity index 100%
rename from reactos/base/setup/welcome/Hu.rc
rename to reactos/base/setup/welcome/hu-HU.rc
diff --git a/reactos/base/setup/welcome/It.rc b/reactos/base/setup/welcome/it-IT.rc
similarity index 100%
rename from reactos/base/setup/welcome/It.rc
rename to reactos/base/setup/welcome/it-IT.rc
diff --git a/reactos/base/setup/welcome/Ja.rc b/reactos/base/setup/welcome/ja-JP.rc
similarity index 100%
rename from reactos/base/setup/welcome/Ja.rc
rename to reactos/base/setup/welcome/ja-JP.rc
diff --git a/reactos/base/setup/welcome/No.rc b/reactos/base/setup/welcome/nb-NO.rc
similarity index 97%
rename from reactos/base/setup/welcome/No.rc
rename to reactos/base/setup/welcome/nb-NO.rc
index 260864c213e..d030ce74e0d 100644
--- a/reactos/base/setup/welcome/No.rc
+++ b/reactos/base/setup/welcome/nb-NO.rc
@@ -1,6 +1,6 @@
 /* $Id: En.rc 21325 2006-03-17 22:07:04Z fireball $ */
 
-LANGUAGE LANG_NORWEGIAN, SUBLANG_NEUTRAL
+LANGUAGE LANG_NORWEGIAN, SUBLANG_NORWEGIAN_BOKMAL
 
 /* String Tables */
 
diff --git a/reactos/base/setup/welcome/Nl.rc b/reactos/base/setup/welcome/nl-NL.rc
similarity index 98%
rename from reactos/base/setup/welcome/Nl.rc
rename to reactos/base/setup/welcome/nl-NL.rc
index e53420bed3c..80e0e84e8f1 100644
--- a/reactos/base/setup/welcome/Nl.rc
+++ b/reactos/base/setup/welcome/nl-NL.rc
@@ -1,4 +1,4 @@
-LANGUAGE LANG_DUTCH, SUBLANG_NEUTRAL
+LANGUAGE LANG_DUTCH, SUBLANG_DUTCH
 
 /* String Tables */
 
diff --git a/reactos/base/setup/welcome/Ru.rc b/reactos/base/setup/welcome/ru-RU.rc
similarity index 100%
rename from reactos/base/setup/welcome/Ru.rc
rename to reactos/base/setup/welcome/ru-RU.rc
diff --git a/reactos/base/setup/welcome/Sv.rc b/reactos/base/setup/welcome/sv-SE.rc
similarity index 98%
rename from reactos/base/setup/welcome/Sv.rc
rename to reactos/base/setup/welcome/sv-SE.rc
index ca1155e925b..33eb723538e 100644
--- a/reactos/base/setup/welcome/Sv.rc
+++ b/reactos/base/setup/welcome/sv-SE.rc
@@ -18,7 +18,7 @@
  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  */
 
-LANGUAGE LANG_SWEDISH, SUBLANG_NEUTRAL
+LANGUAGE LANG_SWEDISH, SUBLANG_SWEDISH
 
 /* String Tables */
 
diff --git a/reactos/base/setup/welcome/Uk.rc b/reactos/base/setup/welcome/uk-UA.rc
similarity index 100%
rename from reactos/base/setup/welcome/Uk.rc
rename to reactos/base/setup/welcome/uk-UA.rc
diff --git a/reactos/base/setup/welcome/welcome.rc b/reactos/base/setup/welcome/welcome.rc
index dc38802a13a..6adf70c73d9 100755
--- a/reactos/base/setup/welcome/welcome.rc
+++ b/reactos/base/setup/welcome/welcome.rc
@@ -47,20 +47,20 @@ END
 
 
 /* Language-specific resources */
-#include "Bg.rc"
-#include "Cz.rc"
-#include "De.rc"
-#include "Dk.rc"
-#include "En.rc"
-#include "Es.rc"
-#include "Fr.rc"
-#include "Hu.rc"
-#include "Ja.rc"
-#include "Nl.rc"
-#include "Sv.rc"
-#include "Ru.rc"
-#include "Uk.rc"
-#include "It.rc"
-#include "No.rc"
+#include "bg-BG.rc"
+#include "cs-CZ.rc"
+#include "de-DE.rc"
+#include "da-DK.rc"
+#include "en-US.rc"
+#include "es-ES.rc"
+#include "fr-FR.rc"
+#include "hu-HU.rc"
+#include "ja-JP.rc"
+#include "nl-NL.rc"
+#include "sv-SE.rc"
+#include "ru-RU.rc"
+#include "uk-UA.rc"
+#include "it-IT.rc"
+#include "nb-NO.rc"
 
 /* EOF */