diff --git a/apps/common/main/resources/less/language-dialog.less b/apps/common/main/resources/less/language-dialog.less
index 4d2a5f0aa..ab82c66b0 100644
--- a/apps/common/main/resources/less/language-dialog.less
+++ b/apps/common/main/resources/less/language-dialog.less
@@ -30,7 +30,7 @@
   &.it, &.it-IT                     {background-position: -32px      -24px;}
   &.ko, &.ko-KR                     {background-position: 0          -36px;}
   &.nl, &.nl-NL                     {background-position: -16px      -36px;}
-  &.nb, &.nb-NO                     {background-position: -32px      -36px;}
+  &.nb, &.nb-NO, &.nn, &.nn-NO      {background-position: -32px      -36px;}
   &.pl, &.pl-PL                     {background-position: 0          -48px;}
   &.pt, &.pt-BR                     {background-position: -16px      -48px;}
   &.ro, &.ro-RO                     {background-position: -32px      -48px;}
@@ -42,7 +42,6 @@
   &.lt, &.lt-LT                     {background-position: 0          -84px;}
   &.vi, &.vi-VN                     {background-position: -16px      -84px;}
   &.de-CH                           {background-position: -32px      -84px;}
-  &.nn, &.nn-NO                     {background-position: 0          -96px;}
   &.pt-PT                           {background-position: -16px      -96px;}
   &.de-AT                           {background-position: -32px      -96px;}
   &.es, &.es-ES                     {background-position: 0          -108px;}