diff --git a/src/app/versionUpdate/controllers/VersionUpdateController.php b/src/app/versionUpdate/controllers/VersionUpdateController.php
index 4c307e39549d29a5cf4ae67a9ae4a74e0fc3d81e..7c6354d4451dacd73871a6fc4e1f1870d4b2e7bf 100755
--- a/src/app/versionUpdate/controllers/VersionUpdateController.php
+++ b/src/app/versionUpdate/controllers/VersionUpdateController.php
@@ -152,7 +152,7 @@ class VersionUpdateController
         $stagedDiff = exec('git diff --staged', $output);
 
         if (!empty($output) || !empty($diff) || !empty($stagedDiff)) {
-            return $response->withStatus(400)->withJson(['errors' => 'Some files are modified. Can not update application']);
+            return $response->withStatus(400)->withJson(['errors' => 'Some files are modified. Can not update application', 'lang' => 'canNotUpdateApplication']);
         }
 
         $output = [];
diff --git a/src/frontend/lang/lang-en.ts b/src/frontend/lang/lang-en.ts
index ff26d3e61f3cc9445ecc68b2d0bd10925cf43c55..b919bf4393e4eb1bd11bda921980946d6fbbd34f 100755
--- a/src/frontend/lang/lang-en.ts
+++ b/src/frontend/lang/lang-en.ts
@@ -130,6 +130,7 @@ export const LANG_EN = {
     "canBeSearched"                         : "Searchable",
     "cancel"                                : "Cancel",
     "canNotMakeAction"                      : "Can make action on this mail",
+    "canNotUpdateApplication"               : "Some files are modified. Can not update application",
     "cantMoveDoctype"                       : "The document type can only be moved in a sub-folder",
     "cantMoveFirstLevel"                    : "Sub-folder can only be moved in folder",
     "case"                                  : "Case",
diff --git a/src/frontend/lang/lang-fr.ts b/src/frontend/lang/lang-fr.ts
index f30e7ad838973795d15643e688ac37794ec52319..92f2983c7ec2fd20c0ae2da6ac54ac6ebce548ef 100755
--- a/src/frontend/lang/lang-fr.ts
+++ b/src/frontend/lang/lang-fr.ts
@@ -136,6 +136,7 @@ export const LANG_FR = {
     "cancel"                                : "Annuler",
     "canNotMakeAction"                      : "Impossible de faire l'action sur les courriers suivants",
     "canNotSendAr"                          : "accusé(s) de réception impossible à envoyer",
+    "canNotUpdateApplication"               : "Certains fichiers de l'application sont modifiés sur le serveur. Impossible de mettre à jour l'application",
     "cantMoveDoctype"                       : "Le type de document peut uniquement être déplacé dans une sous-chemise",
     "cantMoveFirstLevel"                    : "La sous-chemise peut uniquement être déplacée dans une chemise",
     "case"                                  : "Affaire",
diff --git a/src/frontend/lang/lang-nl.ts b/src/frontend/lang/lang-nl.ts
index fc3d9ca461a3992f951cfc919ddd9736ae92ec9b..f5e0973f0b4918ad5e129fc793f8cd29da136310 100755
--- a/src/frontend/lang/lang-nl.ts
+++ b/src/frontend/lang/lang-nl.ts
@@ -129,6 +129,7 @@ export const LANG_NL = {
     "canBeSearched"                         : "Zoeken",
     "cancel"                                : "Annuleren",
     "canNotMakeAction"                      : "Can make action on this mail", //_TO_TRANSLATE
+    "canNotUpdateApplication"               : "Some files are modified. Can not update application", // TO TRANSLATE
     "cantMoveDoctype"                       : "Het documenttype kan enkel in een submap verplaatst worden",
     "cantMoveFirstLevel"                    : "De submap kan enkel in een map verplaatst worden",
     "case"                                  : "Zaak",